517800272 has 40 divisors (see below), whose sum is σ = 1096804800. Its totient is φ = 234855680.

The previous prime is 517800251. The next prime is 517800313. The reversal of 517800272 is 272008715.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 85604 + ... + 91452.

It is an arithmetic number, because the mean of its divisors is an integer number (27420120).

Almost surely, 2^517800272 is an apocalyptic number.

It is an amenable number.

517800272 is an abundant number, since it is smaller than the sum of its proper divisors (579004528).

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

517800272 is a wasteful number, since it uses less digits than its factorization.

517800272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6371 (or 6365 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 517800272 is about 22755.2251581917. The cubic root of 517800272 is about 803.0096383974.

Adding to 517800272 its reverse (272008715), we get a palindrome (789808987).

The spelling of 517800272 in words is "five hundred seventeen million, eight hundred thousand, two hundred seventy-two".