57713569 has 2 divisors, whose sum is σ = 57713570. Its totient is φ = 57713568.

The previous prime is 57713561. The next prime is 57713587. The reversal of 57713569 is 96531775.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32913169 + 24800400 = 5737^2 + 4980^2 .

It is a cyclic number.

It is not a de Polignac number, because 57713569 - 2³ = 57713561 is a prime.

It is a super-2 number, since 2×57713569² = 6661712093435522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57713561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28856784 + 28856785.

It is an arithmetic number, because the mean of its divisors is an integer number (28856785).

Almost surely, 2^57713569 is an apocalyptic number.

It is an amenable number.

57713569 is a deficient number, since it is larger than the sum of its proper divisors (1).

57713569 is an equidigital number, since it uses as much as digits as its factorization.

57713569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 198450, while the sum is 43.

The square root of 57713569 is about 7596.9447148179. The cubic root of 57713569 is about 386.4494058745.

The spelling of 57713569 in words is "fifty-seven million, seven hundred thirteen thousand, five hundred sixty-nine".