517300680 has 64 divisors (see below), whose sum is σ = 1671284160. Its totient is φ = 127335168.

The previous prime is 517300661. The next prime is 517300681. The reversal of 517300680 is 86003715.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (517300681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164242 + ... + 167361.

It is an arithmetic number, because the mean of its divisors is an integer number (26113815).

Almost surely, 2^517300680 is an apocalyptic number.

It is an amenable number.

517300680 is an abundant number, since it is smaller than the sum of its proper divisors (1153983480).

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

517300680 is a wasteful number, since it uses less digits than its factorization.

517300680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331630 (or 331626 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 517300680 is about 22744.2449863696. The cubic root of 517300680 is about 802.7512979359.

The spelling of 517300680 in words is "five hundred seventeen million, three hundred thousand, six hundred eighty".