57327399 has 8 divisors (see below), whose sum is σ = 84929520. Its totient is φ = 38218248.

The previous prime is 57327379. The next prime is 57327421. The reversal of 57327399 is 99372375.

57327399 is a `hidden beast` number, since 573 + 2 + 73 + 9 + 9 = 666.

It is not a de Polignac number, because 57327399 - 2⁵ = 57327367 is a prime.

It is a super-2 number, since 2×57327399² = 6572861352210402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57327329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1061592 + ... + 1061645.

It is an arithmetic number, because the mean of its divisors is an integer number (10616190).

Almost surely, 2^57327399 is an apocalyptic number.

57327399 is a deficient number, since it is larger than the sum of its proper divisors (27602121).

57327399 is a wasteful number, since it uses less digits than its factorization.

57327399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123246 (or 2123240 counting only the distinct ones).

The product of its digits is 357210, while the sum is 45.

The square root of 57327399 is about 7571.4859175726. The cubic root of 57327399 is about 385.5855462772.

It can be divided in two parts, 5732 and 7399, that added together give a palindrome (13131).

The spelling of 57327399 in words is "fifty-seven million, three hundred twenty-seven thousand, three hundred ninety-nine".