57416729 has 2 divisors, whose sum is σ = 57416730. Its totient is φ = 57416728.

The previous prime is 57416719. The next prime is 57416741. The reversal of 57416729 is 92761475.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52345225 + 5071504 = 7235^2 + 2252^2 .

It is a cyclic number.

It is not a de Polignac number, because 57416729 - 2⁴ = 57416713 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57416719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28708364 + 28708365.

It is an arithmetic number, because the mean of its divisors is an integer number (28708365).

Almost surely, 2^57416729 is an apocalyptic number.

It is an amenable number.

57416729 is a deficient number, since it is larger than the sum of its proper divisors (1).

57416729 is an equidigital number, since it uses as much as digits as its factorization.

57416729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 41.

The square root of 57416729 is about 7577.3827275650. The cubic root of 57416729 is about 385.7857209582.

The spelling of 57416729 in words is "fifty-seven million, four hundred sixteen thousand, seven hundred twenty-nine".