56631436 has 6 divisors (see below), whose sum is σ = 99105020. Its totient is φ = 28315716.

The previous prime is 56631433. The next prime is 56631469. The reversal of 56631436 is 63413665.

It is not an unprimeable number, because it can be changed into a prime (56631433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7078926 + ... + 7078933.

Almost surely, 2^56631436 is an apocalyptic number.

It is an amenable number.

56631436 is a deficient number, since it is larger than the sum of its proper divisors (42473584).

56631436 is a wasteful number, since it uses less digits than its factorization.

56631436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14157863 (or 14157861 counting only the distinct ones).

The product of its digits is 38880, while the sum is 34.

The square root of 56631436 is about 7525.3861030515. The cubic root of 56631436 is about 384.0188340733.

The spelling of 56631436 in words is "fifty-six million, six hundred thirty-one thousand, four hundred thirty-six".