520323316 has 24 divisors (see below), whose sum is σ = 921471264. Its totient is φ = 257056800.

The previous prime is 520323299. The next prime is 520323329. The reversal of 520323316 is 613323025.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 258771 + ... + 260773.

It is an arithmetic number, because the mean of its divisors is an integer number (38394636).

Almost surely, 2^520323316 is an apocalyptic number.

It is an amenable number.

520323316 is a deficient number, since it is larger than the sum of its proper divisors (401147948).

520323316 is a wasteful number, since it uses less digits than its factorization.

520323316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2751 (or 2749 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 520323316 is about 22810.5965726458. The cubic root of 520323316 is about 804.3117793639.

The spelling of 520323316 in words is "five hundred twenty million, three hundred twenty-three thousand, three hundred sixteen".