57958642 has 16 divisors (see below), whose sum is σ = 100720512. Its totient is φ = 24498720.

The previous prime is 57958631. The next prime is 57958657. The reversal of 57958642 is 24685975.

57958642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 57958592 and 57958601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27334 + ... + 29377.

It is an arithmetic number, because the mean of its divisors is an integer number (6295032).

Almost surely, 2^57958642 is an apocalyptic number.

57958642 is a deficient number, since it is larger than the sum of its proper divisors (42761870).

57958642 is a wasteful number, since it uses less digits than its factorization.

57958642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56793.

The product of its digits is 604800, while the sum is 46.

The square root of 57958642 is about 7613.0573359197. The cubic root of 57958642 is about 386.9956354517.

The spelling of 57958642 in words is "fifty-seven million, nine hundred fifty-eight thousand, six hundred forty-two".