56900016 has 40 divisors (see below), whose sum is σ = 163325360. Its totient is φ = 18966528.

The previous prime is 56899993. The next prime is 56900021. The reversal of 56900016 is 61000965.

It is a super-2 number, since 2×56900016² = 6475223641600512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 65425 + ... + 66288.

It is an arithmetic number, because the mean of its divisors is an integer number (4083134).

Almost surely, 2^56900016 is an apocalyptic number.

It is an amenable number.

56900016 is an abundant number, since it is smaller than the sum of its proper divisors (106425344).

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

56900016 is a wasteful number, since it uses less digits than its factorization.

56900016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131730 (or 131718 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 56900016 is about 7543.2099268150. The cubic root of 56900016 is about 384.6249588919.

The spelling of 56900016 in words is "fifty-six million, nine hundred thousand, sixteen".