57557542 has 8 divisors (see below), whose sum is σ = 98670096. Its totient is φ = 24667512.

The previous prime is 57557527. The next prime is 57557557. The reversal of 57557542 is 24575575.

It is an interprime number because it is at equal distance from previous prime (57557527) and next prime (57557557).

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 = 57557495 and 57557504.

It is a congruent number.

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, 2055613 + ... + 2055640.

It is an arithmetic number, because the mean of its divisors is an integer number (12333762).

Almost surely, 2^57557542 is an apocalyptic number.

57557542 is a deficient number, since it is larger than the sum of its proper divisors (41112554).

57557542 is a wasteful number, since it uses less digits than its factorization.

57557542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111262.

The product of its digits is 245000, while the sum is 40.

The square root of 57557542 is about 7586.6687024016. The cubic root of 57557542 is about 386.1008398965.

The spelling of 57557542 in words is "fifty-seven million, five hundred fifty-seven thousand, five hundred forty-two".