56921112 has 48 divisors (see below), whose sum is σ = 162279000. Its totient is φ = 17974656.

The previous prime is 56921087. The next prime is 56921147. The reversal of 56921112 is 21112965.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19437 + ... + 22172.

Almost surely, 2^56921112 is an apocalyptic number.

It is an amenable number.

56921112 is an abundant number, since it is smaller than the sum of its proper divisors (105357888).

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

56921112 is a wasteful number, since it uses less digits than its factorization.

56921112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41640 (or 41633 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 56921112 is about 7544.6081409176. The cubic root of 56921112 is about 384.6724869721.

The spelling of 56921112 in words is "fifty-six million, nine hundred twenty-one thousand, one hundred twelve".