56574039 has 32 divisors (see below), whose sum is σ = 83036160. Its totient is φ = 34128000.

The previous prime is 56573987. The next prime is 56574047. The reversal of 56574039 is 93047565.

It is not a de Polignac number, because 56574039 - 2⁷ = 56573911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56573988 and 56574006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56574059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178309 + ... + 178625.

It is an arithmetic number, because the mean of its divisors is an integer number (2594880).

Almost surely, 2^56574039 is an apocalyptic number.

56574039 is a deficient number, since it is larger than the sum of its proper divisors (26462121).

56574039 is a wasteful number, since it uses less digits than its factorization.

56574039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 56574039 is about 7521.5715778021. The cubic root of 56574039 is about 383.8890535058.

The spelling of 56574039 in words is "fifty-six million, five hundred seventy-four thousand, thirty-nine".