57264169 has 2 divisors, whose sum is σ = 57264170. Its totient is φ = 57264168.

The previous prime is 57264149. The next prime is 57264187. The reversal of 57264169 is 96146275.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49491225 + 7772944 = 7035^2 + 2788^2 .

It is a cyclic number.

It is not a de Polignac number, because 57264169 - 2²⁵ = 23709737 is a prime.

It is a super-3 number, since 3×57264169³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57264149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28632084 + 28632085.

It is an arithmetic number, because the mean of its divisors is an integer number (28632085).

Almost surely, 2^57264169 is an apocalyptic number.

It is an amenable number.

57264169 is a deficient number, since it is larger than the sum of its proper divisors (1).

57264169 is an equidigital number, since it uses as much as digits as its factorization.

57264169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 40.

The square root of 57264169 is about 7567.3092311600. The cubic root of 57264169 is about 385.4437319287.

The spelling of 57264169 in words is "fifty-seven million, two hundred sixty-four thousand, one hundred sixty-nine".