56859992 has 48 divisors (see below), whose sum is σ = 125780760. Its totient is φ = 24022656.

The previous prime is 56859977. The next prime is 56860003. The reversal of 56859992 is 29995865.

It is a happy number.

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, 27623 + ... + 29609.

Almost surely, 2^56859992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56859992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62890380).

56859992 is an abundant number, since it is smaller than the sum of its proper divisors (68920768).

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

56859992 is a wasteful number, since it uses less digits than its factorization.

56859992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080 (or 2069 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 53.

The square root of 56859992 is about 7540.5564781387. The cubic root of 56859992 is about 384.5347548151.

The spelling of 56859992 in words is "fifty-six million, eight hundred fifty-nine thousand, nine hundred ninety-two".