517039630 has 8 divisors (see below), whose sum is σ = 930671352. Its totient is φ = 206815848.

The previous prime is 517039541. The next prime is 517039639. The reversal of 517039630 is 36930715.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (517039639) 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, 25851972 + ... + 25851991.

It is an arithmetic number, because the mean of its divisors is an integer number (116333919).

Almost surely, 2^517039630 is an apocalyptic number.

517039630 is a deficient number, since it is larger than the sum of its proper divisors (413631722).

517039630 is a wasteful number, since it uses less digits than its factorization.

517039630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51703970.

The product of its (nonzero) digits is 17010, while the sum is 34.

The square root of 517039630 is about 22738.5054478081. The cubic root of 517039630 is about 802.6162420617.

The spelling of 517039630 in words is "five hundred seventeen million, thirty-nine thousand, six hundred thirty".