517472364 has 12 divisors (see below), whose sum is σ = 1207435544. Its totient is φ = 172490784.

The previous prime is 517472359. The next prime is 517472383. The reversal of 517472364 is 463274715.

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

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21561337 + ... + 21561360.

Almost surely, 2^517472364 is an apocalyptic number.

It is an amenable number.

517472364 is an abundant number, since it is smaller than the sum of its proper divisors (689963180).

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

517472364 is a wasteful number, since it uses less digits than its factorization.

517472364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43122704 (or 43122702 counting only the distinct ones).

The product of its digits is 141120, while the sum is 39.

The square root of 517472364 is about 22748.0189027528. The cubic root of 517472364 is about 802.8400949774.

The spelling of 517472364 in words is "five hundred seventeen million, four hundred seventy-two thousand, three hundred sixty-four".