56590507 has 2 divisors, whose sum is σ = 56590508. Its totient is φ = 56590506.

The previous prime is 56590483. The next prime is 56590517. The reversal of 56590507 is 70509565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56590507 - 2¹¹ = 56588459 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56590517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28295253 + 28295254.

It is an arithmetic number, because the mean of its divisors is an integer number (28295254).

Almost surely, 2^56590507 is an apocalyptic number.

56590507 is a deficient number, since it is larger than the sum of its proper divisors (1).

56590507 is an equidigital number, since it uses as much as digits as its factorization.

56590507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47250, while the sum is 37.

The square root of 56590507 is about 7522.6662161763. Note that the first 3 decimals coincide. The cubic root of 56590507 is about 383.9262983372.

The spelling of 56590507 in words is "fifty-six million, five hundred ninety thousand, five hundred seven".