57389842 has 8 divisors (see below), whose sum is σ = 90615600. Its totient is φ = 27184644.

The previous prime is 57389819. The next prime is 57389879. The reversal of 57389842 is 24898375.

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

It is a junction number, because it is equal to n+sod(n) for n = 57389792 and 57389801.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 755092 + ... + 755167.

It is an arithmetic number, because the mean of its divisors is an integer number (11326950).

Almost surely, 2^57389842 is an apocalyptic number.

57389842 is a deficient number, since it is larger than the sum of its proper divisors (33225758).

57389842 is a wasteful number, since it uses less digits than its factorization.

57389842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510280.

The product of its digits is 483840, while the sum is 46.

The square root of 57389842 is about 7575.6083584092. The cubic root of 57389842 is about 385.7254932141.

The spelling of 57389842 in words is "fifty-seven million, three hundred eighty-nine thousand, eight hundred forty-two".