56535800 has 24 divisors (see below), whose sum is σ = 131446200. Its totient is φ = 22614240.

The previous prime is 56535781. The next prime is 56535803. The reversal of 56535800 is 853565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56535803) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141140 + ... + 141539.

It is an arithmetic number, because the mean of its divisors is an integer number (5476925).

Almost surely, 2^56535800 is an apocalyptic number.

56535800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56535800 is an abundant number, since it is smaller than the sum of its proper divisors (74910400).

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

56535800 is a wasteful number, since it uses less digits than its factorization.

56535800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282695 (or 282686 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 56535800 is about 7519.0291926551. The cubic root of 56535800 is about 383.8025424348.

The spelling of 56535800 in words is "fifty-six million, five hundred thirty-five thousand, eight hundred".