57362638 has 8 divisors (see below), whose sum is σ = 89011080. Its totient is φ = 27692280.

The previous prime is 57362633. The next prime is 57362639. The reversal of 57362638 is 83626375.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 57362638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57362633) 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, 494448 + ... + 494563.

It is an arithmetic number, because the mean of its divisors is an integer number (11126385).

Almost surely, 2^57362638 is an apocalyptic number.

57362638 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

57362638 is a deficient number, since it is larger than the sum of its proper divisors (31648442).

57362638 is a wasteful number, since it uses less digits than its factorization.

57362638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989042.

The product of its digits is 181440, while the sum is 40.

The square root of 57362638 is about 7573.8126462172. The cubic root of 57362638 is about 385.6645362317.

The spelling of 57362638 in words is "fifty-seven million, three hundred sixty-two thousand, six hundred thirty-eight".