57997365 has 16 divisors (see below), whose sum is σ = 93210048. Its totient is φ = 30793856.

The previous prime is 57997351. The next prime is 57997393. The reversal of 57997365 is 56379975.

It is a cyclic number.

It is not a de Polignac number, because 57997365 - 2⁴ = 57997349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5112 + ... + 11921.

It is an arithmetic number, because the mean of its divisors is an integer number (5825628).

Almost surely, 2^57997365 is an apocalyptic number.

It is an amenable number.

57997365 is a deficient number, since it is larger than the sum of its proper divisors (35212683).

57997365 is a wasteful number, since it uses less digits than its factorization.

57997365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17268.

The product of its digits is 1786050, while the sum is 51.

The square root of 57997365 is about 7615.6001076737. The cubic root of 57997365 is about 387.0818020430.

The spelling of 57997365 in words is "fifty-seven million, nine hundred ninety-seven thousand, three hundred sixty-five".