79631856 has 40 divisors (see below), whose sum is σ = 228574160. Its totient is φ = 26543808.

The previous prime is 79631843. The next prime is 79631863. The reversal of 79631856 is 65813697.

It is a happy number.

79631856 is a `hidden beast` number, since 7 + 9 + 631 + 8 + 5 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91735 + ... + 92598.

It is an arithmetic number, because the mean of its divisors is an integer number (5714354).

Almost surely, 2^79631856 is an apocalyptic number.

It is an amenable number.

79631856 is an abundant number, since it is smaller than the sum of its proper divisors (148942304).

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

79631856 is a wasteful number, since it uses less digits than its factorization.

79631856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184350 (or 184338 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 79631856 is about 8923.6683040104. The cubic root of 79631856 is about 430.2249697133.

The spelling of 79631856 in words is "seventy-nine million, six hundred thirty-one thousand, eight hundred fifty-six".