520795712 has 28 divisors (see below), whose sum is σ = 1034635980. Its totient is φ = 260100096.

The previous prime is 520795699. The next prime is 520795763. The reversal of 520795712 is 217597025.

It can be written as a sum of positive squares in 2 ways, for example, as 286828096 + 233967616 = 16936^2 + 15296^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58364 + ... + 66692.

It is an arithmetic number, because the mean of its divisors is an integer number (36951285).

Almost surely, 2^520795712 is an apocalyptic number.

It is an amenable number.

520795712 is a deficient number, since it is larger than the sum of its proper divisors (513840268).

520795712 is an equidigital number, since it uses as much as digits as its factorization.

520795712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9318 (or 9308 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 520795712 is about 22820.9489723806. The cubic root of 520795712 is about 804.5551144393. Note that the first 3 decimals are identical.

The spelling of 520795712 in words is "five hundred twenty million, seven hundred ninety-five thousand, seven hundred twelve".