56683900 has 72 divisors (see below), whose sum is σ = 151413920. Its totient is φ = 17936640.

The previous prime is 56683883. The next prime is 56683909. The reversal of 56683900 is 938665.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 56683900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56683909) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5986 + ... + 12214.

Almost surely, 2^56683900 is an apocalyptic number.

56683900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56683900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75706960).

56683900 is an abundant number, since it is smaller than the sum of its proper divisors (94730020).

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

56683900 is a wasteful number, since it uses less digits than its factorization.

56683900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6263 (or 6256 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 56683900 is about 7528.8710973160. The cubic root of 56683900 is about 384.1373839296.

The spelling of 56683900 in words is "fifty-six million, six hundred eighty-three thousand, nine hundred".