520067572 has 12 divisors (see below), whose sum is σ = 910333060. Its totient is φ = 259972416.

The previous prime is 520067567. The next prime is 520067593. The reversal of 520067572 is 275760025.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 514563856 + 5503716 = 22684^2 + 2346^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7504 + ... + 33112.

Almost surely, 2^520067572 is an apocalyptic number.

It is an amenable number.

520067572 is a deficient number, since it is larger than the sum of its proper divisors (390265488).

520067572 is a wasteful number, since it uses less digits than its factorization.

520067572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30690 (or 30688 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 520067572 is about 22804.9900679654. The cubic root of 520067572 is about 804.1799820657.

The spelling of 520067572 in words is "five hundred twenty million, sixty-seven thousand, five hundred seventy-two".