4999998 has 16 divisors (see below), whose sum is σ = 10054656. Its totient is φ = 1657560.

The previous prime is 4999963. The next prime is 4999999. The reversal of 4999998 is 8999994.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4999999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1036 + ... + 3327.

It is an arithmetic number, because the mean of its divisors is an integer number (628416).

Almost surely, 2^4999998 is an apocalyptic number.

4999998 is an abundant number, since it is smaller than the sum of its proper divisors (5054658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4999998 is a wasteful number, since it uses less digits than its factorization.

4999998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4559.

The product of its digits is 1889568, while the sum is 57.

The square root of 4999998 is about 2236.0675302861. The cubic root of 4999998 is about 170.9975718680.

The spelling of 4999998 in words is "four million, nine hundred ninety-nine thousand, nine hundred ninety-eight".