57297859 has 2 divisors, whose sum is σ = 57297860. Its totient is φ = 57297858.

The previous prime is 57297857. The next prime is 57297883. The reversal of 57297859 is 95879275.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57297859 - 2¹ = 57297857 is a prime.

Together with 57297857, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (57297857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28648929 + 28648930.

It is an arithmetic number, because the mean of its divisors is an integer number (28648930).

Almost surely, 2^57297859 is an apocalyptic number.

57297859 is a deficient number, since it is larger than the sum of its proper divisors (1).

57297859 is an equidigital number, since it uses as much as digits as its factorization.

57297859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1587600, while the sum is 52.

The square root of 57297859 is about 7569.5349262686. The cubic root of 57297859 is about 385.5193059674.

The spelling of 57297859 in words is "fifty-seven million, two hundred ninety-seven thousand, eight hundred fifty-nine".