57338613 has 6 divisors (see below), whose sum is σ = 82822454. Its totient is φ = 38225736.

The previous prime is 57338591. The next prime is 57338621. The reversal of 57338613 is 31683375.

57338613 is a `hidden beast` number, since 5 + 7 + 3 + 38 + 613 = 666.

It can be written as a sum of positive squares in only one way, i.e., 45927729 + 11410884 = 6777^2 + 3378^2 .

It is not a de Polignac number, because 57338613 - 2⁵ = 57338581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57338683) 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 5 ways as a sum of consecutive naturals, for example, 3185470 + ... + 3185487.

Almost surely, 2^57338613 is an apocalyptic number.

It is an amenable number.

57338613 is a deficient number, since it is larger than the sum of its proper divisors (25483841).

57338613 is a wasteful number, since it uses less digits than its factorization.

57338613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6370963 (or 6370960 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 57338613 is about 7572.2264229221. The cubic root of 57338613 is about 385.6106865212.

The spelling of 57338613 in words is "fifty-seven million, three hundred thirty-eight thousand, six hundred thirteen".