57214169 has 2 divisors, whose sum is σ = 57214170. Its totient is φ = 57214168.

The previous prime is 57214159. The next prime is 57214193. The reversal of 57214169 is 96141275.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52374169 + 4840000 = 7237^2 + 2200^2 .

It is a cyclic number.

It is not a de Polignac number, because 57214169 - 2⁴ = 57214153 is a prime.

It is a super-2 number, since 2×57214169² = 6546922268721122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (57214139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28607084 + 28607085.

It is an arithmetic number, because the mean of its divisors is an integer number (28607085).

Almost surely, 2^57214169 is an apocalyptic number.

It is an amenable number.

57214169 is a deficient number, since it is larger than the sum of its proper divisors (1).

57214169 is an equidigital number, since it uses as much as digits as its factorization.

57214169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 35.

The square root of 57214169 is about 7564.0048254876. The cubic root of 57214169 is about 385.3315163333.

It can be divided in two parts, 572 and 14169, that added together give a palindrome (14741).

The spelling of 57214169 in words is "fifty-seven million, two hundred fourteen thousand, one hundred sixty-nine".