56700636 has 48 divisors (see below), whose sum is σ = 139829760. Its totient is φ = 17832960.

The previous prime is 56700607. The next prime is 56700647. The reversal of 56700636 is 63600765.

It is a junction number, because it is equal to n+sod(n) for n = 56700597 and 56700606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97980 + ... + 98556.

It is an arithmetic number, because the mean of its divisors is an integer number (2913120).

Almost surely, 2^56700636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56700636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69914880).

56700636 is an abundant number, since it is smaller than the sum of its proper divisors (83129124).

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

56700636 is a wasteful number, since it uses less digits than its factorization.

56700636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034 (or 1032 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 56700636 is about 7529.9824700991. The cubic root of 56700636 is about 384.1751859077.

The spelling of 56700636 in words is "fifty-six million, seven hundred thousand, six hundred thirty-six".