517071084 has 12 divisors (see below), whose sum is σ = 1206499224. Its totient is φ = 172357024.

The previous prime is 517071083. The next prime is 517071091. The reversal of 517071084 is 480170715.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (517071083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21544617 + ... + 21544640.

It is an arithmetic number, because the mean of its divisors is an integer number (100541602).

Almost surely, 2^517071084 is an apocalyptic number.

It is an amenable number.

517071084 is an abundant number, since it is smaller than the sum of its proper divisors (689428140).

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

517071084 is a wasteful number, since it uses less digits than its factorization.

517071084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43089264 (or 43089262 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 33.

The square root of 517071084 is about 22739.1970834504. The cubic root of 517071084 is about 802.6325173966.

The spelling of 517071084 in words is "five hundred seventeen million, seventy-one thousand, eighty-four".