56866800 has 60 divisors (see below), whose sum is σ = 182167160. Its totient is φ = 15164160.

The previous prime is 56866739. The next prime is 56866841. The reversal of 56866800 is 866865.

It is a tau number, because it is divible by the number of its divisors (60).

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, 22495 + ... + 24894.

Almost surely, 2^56866800 is an apocalyptic number.

56866800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56866800 is an abundant number, since it is smaller than the sum of its proper divisors (125300360).

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

56866800 is a wasteful number, since it uses less digits than its factorization.

56866800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47410 (or 47399 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 56866800 is about 7541.0078901961. The cubic root of 56866800 is about 384.5501013299.

The spelling of 56866800 in words is "fifty-six million, eight hundred sixty-six thousand, eight hundred".