56322920 has 32 divisors (see below), whose sum is σ = 129427200. Its totient is φ = 22049088.

The previous prime is 56322919. The next prime is 56322977. The reversal of 56322920 is 2922365.

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, 13100 + ... + 16859.

It is an arithmetic number, because the mean of its divisors is an integer number (4044600).

Almost surely, 2^56322920 is an apocalyptic number.

It is an amenable number.

56322920 is an abundant number, since it is smaller than the sum of its proper divisors (73104280).

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

56322920 is a wasteful number, since it uses less digits than its factorization.

56322920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30017 (or 30013 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 56322920 is about 7504.8597588496. The cubic root of 56322920 is about 383.3202129515.

The spelling of 56322920 in words is "fifty-six million, three hundred twenty-two thousand, nine hundred twenty".