56570992 has 10 divisors (see below), whose sum is σ = 109606328. Its totient is φ = 28285488.

The previous prime is 56570989. The next prime is 56570993. The reversal of 56570992 is 29907565.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56570993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1767828 + ... + 1767859.

Almost surely, 2^56570992 is an apocalyptic number.

It is an amenable number.

56570992 is a deficient number, since it is larger than the sum of its proper divisors (53035336).

56570992 is a wasteful number, since it uses less digits than its factorization.

56570992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535695 (or 3535689 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 43.

The square root of 56570992 is about 7521.3690243200. The cubic root of 56570992 is about 383.8821614698.

The spelling of 56570992 in words is "fifty-six million, five hundred seventy thousand, nine hundred ninety-two".