517224968 has 16 divisors (see below), whose sum is σ = 1044396780. Its totient is φ = 238719168.

The previous prime is 517224923. The next prime is 517224979. The reversal of 517224968 is 869422715.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 515380804 + 1844164 = 22702^2 + 1358^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2486555 + ... + 2486762.

Almost surely, 2^517224968 is an apocalyptic number.

It is an amenable number.

517224968 is an abundant number, since it is smaller than the sum of its proper divisors (527171812).

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

517224968 is a wasteful number, since it uses less digits than its factorization.

517224968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4973336 (or 4973332 counting only the distinct ones).

The product of its digits is 241920, while the sum is 44.

The square root of 517224968 is about 22742.5805044195. The cubic root of 517224968 is about 802.7121325310.

The spelling of 517224968 in words is "five hundred seventeen million, two hundred twenty-four thousand, nine hundred sixty-eight".