79736856 has 16 divisors (see below), whose sum is σ = 199342200. Its totient is φ = 26578944.

The previous prime is 79736849. The next prime is 79736861. The reversal of 79736856 is 65863797.

It is a junction number, because it is equal to n+sod(n) for n = 79736799 and 79736808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1661161 + ... + 1661208.

Almost surely, 2^79736856 is an apocalyptic number.

It is an amenable number.

79736856 is an abundant number, since it is smaller than the sum of its proper divisors (119605344).

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

79736856 is a wasteful number, since it uses less digits than its factorization.

79736856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3322378 (or 3322374 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 51.

The square root of 79736856 is about 8929.5495967042. The cubic root of 79736856 is about 430.4139802583.

The spelling of 79736856 in words is "seventy-nine million, seven hundred thirty-six thousand, eight hundred fifty-six".