517107442 has 8 divisors (see below), whose sum is σ = 792164736. Its totient is φ = 253052532.

The previous prime is 517107433. The next prime is 517107473. The reversal of 517107442 is 244701715.

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

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, 2750478 + ... + 2750665.

It is an arithmetic number, because the mean of its divisors is an integer number (99020592).

Almost surely, 2^517107442 is an apocalyptic number.

517107442 is a deficient number, since it is larger than the sum of its proper divisors (275057294).

517107442 is a wasteful number, since it uses less digits than its factorization.

517107442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5501192.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 517107442 is about 22739.9965259452. The cubic root of 517107442 is about 802.6513294001.

The spelling of 517107442 in words is "five hundred seventeen million, one hundred seven thousand, four hundred forty-two".