56672523 has 6 divisors (see below), whose sum is σ = 81860324. Its totient is φ = 37781676.

The previous prime is 56672521. The next prime is 56672527. The reversal of 56672523 is 32527665.

It is a happy number.

56672523 is a `hidden beast` number, since 5 + 66 + 72 + 523 = 666.

It is not a de Polignac number, because 56672523 - 2¹ = 56672521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56672521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3148465 + ... + 3148482.

Almost surely, 2^56672523 is an apocalyptic number.

56672523 is a deficient number, since it is larger than the sum of its proper divisors (25187801).

56672523 is a wasteful number, since it uses less digits than its factorization.

56672523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6296953 (or 6296950 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 56672523 is about 7528.1155012393. The cubic root of 56672523 is about 384.1116821963. Note that the first 3 decimals are identical.

The spelling of 56672523 in words is "fifty-six million, six hundred seventy-two thousand, five hundred twenty-three".