56236164 has 12 divisors (see below), whose sum is σ = 131217744. Its totient is φ = 18745384.

The previous prime is 56236123. The next prime is 56236199. The reversal of 56236164 is 46163265.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×56236164² = 6325012282869792, 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, 2343162 + ... + 2343185.

It is an arithmetic number, because the mean of its divisors is an integer number (10934812).

Almost surely, 2^56236164 is an apocalyptic number.

It is an amenable number.

56236164 is an abundant number, since it is smaller than the sum of its proper divisors (74981580).

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

56236164 is a wasteful number, since it uses less digits than its factorization.

56236164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4686354 (or 4686352 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 56236164 is about 7499.0775432716. The cubic root of 56236164 is about 383.1232983397.

The spelling of 56236164 in words is "fifty-six million, two hundred thirty-six thousand, one hundred sixty-four".