56365988 has 12 divisors (see below), whose sum is σ = 112732032. Its totient is φ = 24156840.

The previous prime is 56365973. The next prime is 56365997. The reversal of 56365988 is 88956365.

56365988 is an admirable number.

It is a super-2 number, since 2×56365988² = 6354249206432288, which contains 22 as substring.

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, 1006508 + ... + 1006563.

It is an arithmetic number, because the mean of its divisors is an integer number (9394336).

Almost surely, 2^56365988 is an apocalyptic number.

It is an amenable number.

56365988 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56365988 is a wasteful number, since it uses less digits than its factorization.

56365988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013082 (or 2013080 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 50.

The square root of 56365988 is about 7507.7285512997. The cubic root of 56365988 is about 383.4178915332.

The spelling of 56365988 in words is "fifty-six million, three hundred sixty-five thousand, nine hundred eighty-eight".