56372587 has 2 divisors, whose sum is σ = 56372588. Its totient is φ = 56372586.

The previous prime is 56372573. The next prime is 56372611. The reversal of 56372587 is 78527365.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56372587 is a prime.

It is not a weakly prime, because it can be changed into another prime (56372507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28186293 + 28186294.

It is an arithmetic number, because the mean of its divisors is an integer number (28186294).

Almost surely, 2^56372587 is an apocalyptic number.

56372587 is a deficient number, since it is larger than the sum of its proper divisors (1).

56372587 is an equidigital number, since it uses as much as digits as its factorization.

56372587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352800, while the sum is 43.

The square root of 56372587 is about 7508.1680188978. The cubic root of 56372587 is about 383.4328537236.

The spelling of 56372587 in words is "fifty-six million, three hundred seventy-two thousand, five hundred eighty-seven".