557567242 has 32 divisors (see below), whose sum is σ = 884991744. Its totient is φ = 262944000.

The previous prime is 557567239. The next prime is 557567291. The reversal of 557567242 is 242765755.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1390242 + ... + 1390642.

It is an arithmetic number, because the mean of its divisors is an integer number (27655992).

Almost surely, 2^557567242 is an apocalyptic number.

557567242 is a deficient number, since it is larger than the sum of its proper divisors (327424502).

557567242 is a wasteful number, since it uses less digits than its factorization.

557567242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774.

The product of its digits is 588000, while the sum is 43.

The square root of 557567242 is about 23612.8617918286. The cubic root of 557567242 is about 823.0617452704.

The spelling of 557567242 in words is "five hundred fifty-seven million, five hundred sixty-seven thousand, two hundred forty-two".