56907936 has 36 divisors (see below), whose sum is σ = 161832762. Its totient is φ = 18969216.

The previous prime is 56907931. The next prime is 56907941. The reversal of 56907936 is 63970965.

It is an interprime number because it is at equal distance from previous prime (56907931) and next prime (56907941).

It can be written as a sum of positive squares in only one way, i.e., 49617936 + 7290000 = 7044^2 + 2700^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 56907891 and 56907900.

It is not an unprimeable number, because it can be changed into a prime (56907931) 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, 98511 + ... + 99086.

Almost surely, 2^56907936 is an apocalyptic number.

It is an amenable number.

56907936 is an abundant number, since it is smaller than the sum of its proper divisors (104924826).

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

56907936 is a wasteful number, since it uses less digits than its factorization.

56907936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197613 (or 197602 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 45.

The square root of 56907936 is about 7543.7348839948. The cubic root of 56907936 is about 384.6428035755.

The spelling of 56907936 in words is "fifty-six million, nine hundred seven thousand, nine hundred thirty-six".