56153964 has 24 divisors (see below), whose sum is σ = 131576368. Its totient is φ = 18639360.

The previous prime is 56153963. The next prime is 56154013. The reversal of 56153964 is 46935165.

It is not an unprimeable number, because it can be changed into a prime (56153963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6817 + ... + 12600.

Almost surely, 2^56153964 is an apocalyptic number.

It is an amenable number.

56153964 is an abundant number, since it is smaller than the sum of its proper divisors (75422404).

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

56153964 is a wasteful number, since it uses less digits than its factorization.

56153964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19665 (or 19663 counting only the distinct ones).

The product of its digits is 97200, while the sum is 39.

The square root of 56153964 is about 7493.5948649497. The cubic root of 56153964 is about 382.9365377834.

The spelling of 56153964 in words is "fifty-six million, one hundred fifty-three thousand, nine hundred sixty-four".