57339389 has 8 divisors (see below), whose sum is σ = 58665600. Its totient is φ = 56017696.

The previous prime is 57339377. The next prime is 57339421. The reversal of 57339389 is 98393375.

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

It is a cyclic number.

It is not a de Polignac number, because 57339389 - 2⁸ = 57339133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57339349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48722 + ... + 49884.

It is an arithmetic number, because the mean of its divisors is an integer number (7333200).

Almost surely, 2^57339389 is an apocalyptic number.

It is an amenable number.

57339389 is a deficient number, since it is larger than the sum of its proper divisors (1326211).

57339389 is a wasteful number, since it uses less digits than its factorization.

57339389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259.

The product of its digits is 612360, while the sum is 47.

The square root of 57339389 is about 7572.2776626323. The cubic root of 57339389 is about 385.6124260851.

The spelling of 57339389 in words is "fifty-seven million, three hundred thirty-nine thousand, three hundred eighty-nine".