517085 has 8 divisors (see below), whose sum is σ = 653280. Its totient is φ = 391824.

The previous prime is 517081. The next prime is 517087. The reversal of 517085 is 580715.

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

It is a cyclic number.

It is not a de Polignac number, because 517085 - 2² = 517081 is a prime.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 517085.

It is not an unprimeable number, because it can be changed into a prime (517081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2627 + ... + 2816.

It is an arithmetic number, because the mean of its divisors is an integer number (81660).

2⁵¹⁷⁰⁸⁵ is an apocalyptic number.

It is an amenable number.

517085 is a deficient number, since it is larger than the sum of its proper divisors (136195).

517085 is a wasteful number, since it uses less digits than its factorization.

517085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5467.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 517085 is about 719.0862257059. The cubic root of 517085 is about 80.2639717782.

The spelling of 517085 in words is "five hundred seventeen thousand, eighty-five".