520656325 has 24 divisors (see below), whose sum is σ = 740522048. Its totient is φ = 355726080.

The previous prime is 520656287. The next prime is 520656347. The reversal of 520656325 is 523656025.

It is not a de Polignac number, because 520656325 - 2⁷ = 520656197 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44269 + ... + 54781.

Almost surely, 2^520656325 is an apocalyptic number.

It is an amenable number.

520656325 is a deficient number, since it is larger than the sum of its proper divisors (219865723).

520656325 is a wasteful number, since it uses less digits than its factorization.

520656325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10813 (or 10808 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 520656325 is about 22817.8948415493. The cubic root of 520656325 is about 804.4833303549.

The spelling of 520656325 in words is "five hundred twenty million, six hundred fifty-six thousand, three hundred twenty-five".