517028 has 12 divisors (see below), whose sum is σ = 952560. Its totient is φ = 244872.

The previous prime is 517003. The next prime is 517043. The reversal of 517028 is 820715.

It is a junction number, because it is equal to n+sod(n) for n = 516994 and 517012.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 517028.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3326 + ... + 3477.

It is an arithmetic number, because the mean of its divisors is an integer number (79380).

2⁵¹⁷⁰²⁸ is an apocalyptic number.

It is an amenable number.

517028 is a deficient number, since it is larger than the sum of its proper divisors (435532).

517028 is a wasteful number, since it uses less digits than its factorization.

517028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6826 (or 6824 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 517028 is about 719.0465909800. The cubic root of 517028 is about 80.2610224150.

The spelling of 517028 in words is "five hundred seventeen thousand, twenty-eight".