517938230 has 8 divisors (see below), whose sum is σ = 932288832. Its totient is φ = 207175288.

The previous prime is 517938229. The next prime is 517938287. The reversal of 517938230 is 32839715.

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

It is a congruent number.

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, 25896902 + ... + 25896921.

It is an arithmetic number, because the mean of its divisors is an integer number (116536104).

Almost surely, 2^517938230 is an apocalyptic number.

517938230 is a deficient number, since it is larger than the sum of its proper divisors (414350602).

517938230 is a wasteful number, since it uses less digits than its factorization.

517938230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51793830.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 517938230 is about 22758.2563040317. The cubic root of 517938230 is about 803.0809475956.

The spelling of 517938230 in words is "five hundred seventeen million, nine hundred thirty-eight thousand, two hundred thirty".