517084342 has 16 divisors (see below), whose sum is σ = 821709360. Its totient is φ = 243198208.

The previous prime is 517084339. The next prime is 517084357. The reversal of 517084342 is 243480715.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 517084298 and 517084307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84738 + ... + 90634.

It is an arithmetic number, because the mean of its divisors is an integer number (51356835).

Almost surely, 2^517084342 is an apocalyptic number.

517084342 is a deficient number, since it is larger than the sum of its proper divisors (304625018).

517084342 is a wasteful number, since it uses less digits than its factorization.

517084342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8495.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 517084342 is about 22739.4886046279. The cubic root of 517084342 is about 802.6393773244.

The spelling of 517084342 in words is "five hundred seventeen million, eighty-four thousand, three hundred forty-two".