520866316 has 24 divisors (see below), whose sum is σ = 937149920. Its totient is φ = 253124352.

The previous prime is 520866301. The next prime is 520866329. The reversal of 520866316 is 613668025.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276265 + ... + 278143.

Almost surely, 2^520866316 is an apocalyptic number.

It is an amenable number.

520866316 is a deficient number, since it is larger than the sum of its proper divisors (416283604).

520866316 is a wasteful number, since it uses less digits than its factorization.

520866316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3793 (or 3791 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 520866316 is about 22822.4958319637. The cubic root of 520866316 is about 804.5914705006.

The spelling of 520866316 in words is "five hundred twenty million, eight hundred sixty-six thousand, three hundred sixteen".