56579759 has 2 divisors, whose sum is σ = 56579760. Its totient is φ = 56579758.

The previous prime is 56579749. The next prime is 56579797. The reversal of 56579759 is 95797565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56579759 - 2²⁰ = 55531183 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56579759.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56579729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28289879 + 28289880.

It is an arithmetic number, because the mean of its divisors is an integer number (28289880).

Almost surely, 2^56579759 is an apocalyptic number.

56579759 is a deficient number, since it is larger than the sum of its proper divisors (1).

56579759 is an equidigital number, since it uses as much as digits as its factorization.

56579759 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2976750, while the sum is 53.

The square root of 56579759 is about 7521.9518078754. The cubic root of 56579759 is about 383.9019909557.

The spelling of 56579759 in words is "fifty-six million, five hundred seventy-nine thousand, seven hundred fifty-nine".