517425 has 12 divisors (see below), whose sum is σ = 855600. Its totient is φ = 275920.

The previous prime is 517417. The next prime is 517457. The reversal of 517425 is 524715.

It is not a de Polignac number, because 517425 - 2³ = 517417 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 517395 and 517404.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 517425.

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 11 ways as a sum of consecutive naturals, for example, 3375 + ... + 3524.

It is an arithmetic number, because the mean of its divisors is an integer number (71300).

2⁵¹⁷⁴²⁵ is an apocalyptic number.

It is an amenable number.

517425 is a deficient number, since it is larger than the sum of its proper divisors (338175).

517425 is a wasteful number, since it uses less digits than its factorization.

517425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6912 (or 6907 counting only the distinct ones).

The product of its digits is 1400, while the sum is 24.

The square root of 517425 is about 719.3225980045. The cubic root of 517425 is about 80.2815599706.

The spelling of 517425 in words is "five hundred seventeen thousand, four hundred twenty-five".