56481700 has 36 divisors (see below), whose sum is σ = 133710192. Its totient is φ = 20538400.

The previous prime is 56481697. The next prime is 56481713. The reversal of 56481700 is 718465.

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, 24574 + ... + 26773.

It is an arithmetic number, because the mean of its divisors is an integer number (3714172).

Almost surely, 2^56481700 is an apocalyptic number.

56481700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56481700 is an abundant number, since it is smaller than the sum of its proper divisors (77228492).

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

56481700 is a wasteful number, since it uses less digits than its factorization.

56481700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51372 (or 51365 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 56481700 is about 7515.4307927091. The cubic root of 56481700 is about 383.6800811265.

The spelling of 56481700 in words is "fifty-six million, four hundred eighty-one thousand, seven hundred".