57739967 has 2 divisors, whose sum is σ = 57739968. Its totient is φ = 57739966.

The previous prime is 57739921. The next prime is 57739991. The reversal of 57739967 is 76993775.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57739967 - 2⁸ = 57739711 is a prime.

It is a super-2 number, since 2×57739967² = 6667807578322178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57769967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28869983 + 28869984.

It is an arithmetic number, because the mean of its divisors is an integer number (28869984).

Almost surely, 2^57739967 is an apocalyptic number.

57739967 is a deficient number, since it is larger than the sum of its proper divisors (1).

57739967 is an equidigital number, since it uses as much as digits as its factorization.

57739967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2500470, while the sum is 53.

The square root of 57739967 is about 7598.6819251762. The cubic root of 57739967 is about 386.5083171300.

The spelling of 57739967 in words is "fifty-seven million, seven hundred thirty-nine thousand, nine hundred sixty-seven".