517472942 has 32 divisors (see below), whose sum is σ = 939809280. Its totient is φ = 208746720.

The previous prime is 517472941. The next prime is 517472957. The reversal of 517472942 is 249274715.

It is a self number, because there is not a number n which added to its sum of digits gives 517472942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (517472941) 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, 35567 + ... + 47957.

It is an arithmetic number, because the mean of its divisors is an integer number (29369040).

Almost surely, 2^517472942 is an apocalyptic number.

517472942 is a deficient number, since it is larger than the sum of its proper divisors (422336338).

517472942 is a wasteful number, since it uses less digits than its factorization.

517472942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12576.

The product of its digits is 141120, while the sum is 41.

The square root of 517472942 is about 22748.0316071523. The cubic root of 517472942 is about 802.8403938928.

The spelling of 517472942 in words is "five hundred seventeen million, four hundred seventy-two thousand, nine hundred forty-two".