56816392 has 32 divisors (see below), whose sum is σ = 108450720. Its totient is φ = 27901440.

The previous prime is 56816369. The next prime is 56816399. The reversal of 56816392 is 29361865.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (56816399) 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, 163563 + ... + 163909.

It is an arithmetic number, because the mean of its divisors is an integer number (3389085).

Almost surely, 2^56816392 is an apocalyptic number.

It is an amenable number.

56816392 is a deficient number, since it is larger than the sum of its proper divisors (51634328).

56816392 is a wasteful number, since it uses less digits than its factorization.

56816392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661 (or 657 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 56816392 is about 7537.6648904021. The cubic root of 56816392 is about 384.4364431444.

The spelling of 56816392 in words is "fifty-six million, eight hundred sixteen thousand, three hundred ninety-two".