56396856 has 16 divisors (see below), whose sum is σ = 140992200. Its totient is φ = 18798944.

The previous prime is 56396849. The next prime is 56396881. The reversal of 56396856 is 65869365.

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, 1174911 + ... + 1174958.

Almost surely, 2^56396856 is an apocalyptic number.

It is an amenable number.

56396856 is an abundant number, since it is smaller than the sum of its proper divisors (84595344).

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

56396856 is a wasteful number, since it uses less digits than its factorization.

56396856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2349878 (or 2349874 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 48.

The square root of 56396856 is about 7509.7840181992. The cubic root of 56396856 is about 383.4878698071.

The spelling of 56396856 in words is "fifty-six million, three hundred ninety-six thousand, eight hundred fifty-six".