57955899 has 4 divisors (see below), whose sum is σ = 77274536. Its totient is φ = 38637264.

The previous prime is 57955897. The next prime is 57955967. The reversal of 57955899 is 99855975.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 57955899 - 2¹ = 57955897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57955897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9659314 + ... + 9659319.

It is an arithmetic number, because the mean of its divisors is an integer number (19318634).

Almost surely, 2^57955899 is an apocalyptic number.

57955899 is a deficient number, since it is larger than the sum of its proper divisors (19318637).

57955899 is a wasteful number, since it uses less digits than its factorization.

57955899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19318636.

The product of its digits is 5103000, while the sum is 57.

The square root of 57955899 is about 7612.8771827739. The cubic root of 57955899 is about 386.9895302605.

The spelling of 57955899 in words is "fifty-seven million, nine hundred fifty-five thousand, eight hundred ninety-nine".