57898459 has 2 divisors, whose sum is σ = 57898460. Its totient is φ = 57898458.

The previous prime is 57898457. The next prime is 57898487. The reversal of 57898459 is 95489875.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57898459 - 2¹ = 57898457 is a prime.

Together with 57898457, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (57898457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28949229 + 28949230.

It is an arithmetic number, because the mean of its divisors is an integer number (28949230).

Almost surely, 2^57898459 is an apocalyptic number.

57898459 is a deficient number, since it is larger than the sum of its proper divisors (1).

57898459 is an equidigital number, since it uses as much as digits as its factorization.

57898459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3628800, while the sum is 55.

The square root of 57898459 is about 7609.1036922886. The cubic root of 57898459 is about 386.8616397630.

The spelling of 57898459 in words is "fifty-seven million, eight hundred ninety-eight thousand, four hundred fifty-nine".