56900736 has 48 divisors (see below), whose sum is σ = 163741110. Its totient is φ = 18966528.

The previous prime is 56900729. The next prime is 56900737. The reversal of 56900736 is 63700965.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 40449600 + 16451136 = 6360^2 + 4056^2 .

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 56900736.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56900737) 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, 23545 + ... + 25848.

Almost surely, 2^56900736 is an apocalyptic number.

It is an amenable number.

56900736 is an abundant number, since it is smaller than the sum of its proper divisors (106840374).

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

56900736 is a wasteful number, since it uses less digits than its factorization.

56900736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49413 (or 49398 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 56900736 is about 7543.2576517046. The cubic root of 56900736 is about 384.6265812043.

The spelling of 56900736 in words is "fifty-six million, nine hundred thousand, seven hundred thirty-six".