520825075 has 12 divisors (see below), whose sum is σ = 647749960. Its totient is φ = 415416960.

The previous prime is 520825069. The next prime is 520825121. The reversal of 520825075 is 570528025.

It is not a de Polignac number, because 520825075 - 2⁷ = 520824947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 520825075.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22485 + ... + 39334.

Almost surely, 2^520825075 is an apocalyptic number.

520825075 is a deficient number, since it is larger than the sum of its proper divisors (126924885).

520825075 is a wasteful number, since it uses less digits than its factorization.

520825075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62166 (or 62161 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 520825075 is about 22821.5922976465. The cubic root of 520825075 is about 804.5702347045.

The spelling of 520825075 in words is "five hundred twenty million, eight hundred twenty-five thousand, seventy-five".