557026625 has 8 divisors (see below), whose sum is σ = 695169384. Its totient is φ = 445621200.

The previous prime is 557026619. The next prime is 557026649. The reversal of 557026625 is 526620755.

It can be written as a sum of positive squares in 4 ways, for example, as 33166081 + 523860544 = 5759^2 + 22888^2 .

It is not a de Polignac number, because 557026625 - 2⁴ = 557026609 is a prime.

It is a Duffinian number.

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, 2227982 + ... + 2228231.

It is an arithmetic number, because the mean of its divisors is an integer number (86896173).

Almost surely, 2^557026625 is an apocalyptic number.

It is an amenable number.

557026625 is a deficient number, since it is larger than the sum of its proper divisors (138142759).

557026625 is an equidigital number, since it uses as much as digits as its factorization.

557026625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4456228 (or 4456218 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 557026625 is about 23601.4115043995. The cubic root of 557026625 is about 822.7956457898.

The spelling of 557026625 in words is "five hundred fifty-seven million, twenty-six thousand, six hundred twenty-five".