557250858 has 24 divisors (see below), whose sum is σ = 1240010148. Its totient is φ = 180729792.

The previous prime is 557250857. The next prime is 557250899. The reversal of 557250858 is 858052755.

557250858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 555874929 + 1375929 = 23577^2 + 1173^2 .

It is not an unprimeable number, because it can be changed into a prime (557250857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 417691 + ... + 419022.

Almost surely, 2^557250858 is an apocalyptic number.

557250858 is an abundant number, since it is smaller than the sum of its proper divisors (682759290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

557250858 is a wasteful number, since it uses less digits than its factorization.

557250858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836758 (or 836755 counting only the distinct ones).

The product of its (nonzero) digits is 560000, while the sum is 45.

The square root of 557250858 is about 23606.1614414542. The cubic root of 557250858 is about 822.9060373920.

The spelling of 557250858 in words is "five hundred fifty-seven million, two hundred fifty thousand, eight hundred fifty-eight".