56579629 has 4 divisors (see below), whose sum is σ = 56606140. Its totient is φ = 56553120.

The previous prime is 56579603. The next prime is 56579639. The reversal of 56579629 is 92697565.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 48302500 + 8277129 = 6950^2 + 2877^2 .

It is a cyclic number.

It is not a de Polignac number, because 56579629 - 2⁵ = 56579597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56579639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9744 + ... + 14425.

It is an arithmetic number, because the mean of its divisors is an integer number (14151535).

Almost surely, 2^56579629 is an apocalyptic number.

It is an amenable number.

56579629 is a deficient number, since it is larger than the sum of its proper divisors (26511).

56579629 is a wasteful number, since it uses less digits than its factorization.

56579629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26510.

The product of its digits is 1020600, while the sum is 49.

The square root of 56579629 is about 7521.9431664963. The cubic root of 56579629 is about 383.9016969324.

The spelling of 56579629 in words is "fifty-six million, five hundred seventy-nine thousand, six hundred twenty-nine".