517949712 has 60 divisors (see below), whose sum is σ = 1656620160. Its totient is φ = 147985344.

The previous prime is 517949689. The next prime is 517949737. The reversal of 517949712 is 217949715.

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, 255912 + ... + 257927.

It is an arithmetic number, because the mean of its divisors is an integer number (27610336).

Almost surely, 2^517949712 is an apocalyptic number.

It is an amenable number.

517949712 is an abundant number, since it is smaller than the sum of its proper divisors (1138670448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

517949712 is a wasteful number, since it uses less digits than its factorization.

517949712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513860 (or 513851 counting only the distinct ones).

The product of its digits is 158760, while the sum is 45.

The square root of 517949712 is about 22758.5085627332. The cubic root of 517949712 is about 803.0868819630.

The spelling of 517949712 in words is "five hundred seventeen million, nine hundred forty-nine thousand, seven hundred twelve".