557225042 has 16 divisors (see below), whose sum is σ = 917099712. Its totient is φ = 251818320.

The previous prime is 557225033. The next prime is 557225063. The reversal of 557225042 is 240522755.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69398 + ... + 77009.

It is an arithmetic number, because the mean of its divisors is an integer number (57318732).

Almost surely, 2^557225042 is an apocalyptic number.

557225042 is a deficient number, since it is larger than the sum of its proper divisors (359874670).

557225042 is a wasteful number, since it uses less digits than its factorization.

557225042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146593.

The product of its (nonzero) digits is 28000, while the sum is 32.

The square root of 557225042 is about 23605.6146287276. The cubic root of 557225042 is about 822.8933294886.

Adding to 557225042 its reverse (240522755), we get a palindrome (797747797).

The spelling of 557225042 in words is "five hundred fifty-seven million, two hundred twenty-five thousand, forty-two".