557938367 has 16 divisors (see below), whose sum is σ = 657538560. Its totient is φ = 463530912.

The previous prime is 557938361. The next prime is 557938411. The reversal of 557938367 is 763839755.

It is a cyclic number.

It is not a de Polignac number, because 557938367 - 2¹⁴ = 557921983 is a prime.

It is a super-2 number, since 2×557938367² = 622590442741253378, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557938361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21734 + ... + 39852.

It is an arithmetic number, because the mean of its divisors is an integer number (41096160).

Almost surely, 2^557938367 is an apocalyptic number.

557938367 is a deficient number, since it is larger than the sum of its proper divisors (99600193).

557938367 is a wasteful number, since it uses less digits than its factorization.

557938367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18262.

The product of its digits is 4762800, while the sum is 53.

The square root of 557938367 is about 23620.7190195388. The cubic root of 557938367 is about 823.2443187908.

The spelling of 557938367 in words is "five hundred fifty-seven million, nine hundred thirty-eight thousand, three hundred sixty-seven".