56398512 has 20 divisors (see below), whose sum is σ = 145696280. Its totient is φ = 18799488.

The previous prime is 56398487. The next prime is 56398547. The reversal of 56398512 is 21589365.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 587437 + ... + 587532.

It is an arithmetic number, because the mean of its divisors is an integer number (7284814).

Almost surely, 2^56398512 is an apocalyptic number.

It is an amenable number.

56398512 is an abundant number, since it is smaller than the sum of its proper divisors (89297768).

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

56398512 is a wasteful number, since it uses less digits than its factorization.

56398512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174980 (or 1174974 counting only the distinct ones).

The product of its digits is 64800, while the sum is 39.

The square root of 56398512 is about 7509.8942735567. The cubic root of 56398512 is about 383.4916232651.

The spelling of 56398512 in words is "fifty-six million, three hundred ninety-eight thousand, five hundred twelve".