517996 has 6 divisors (see below), whose sum is σ = 906500. Its totient is φ = 258996.

The previous prime is 517991. The next prime is 517999. The reversal of 517996 is 699715.

It is not an unprimeable number, because it can be changed into a prime (517991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64746 + ... + 64753.

2⁵¹⁷⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

517996 is a deficient number, since it is larger than the sum of its proper divisors (388504).

517996 is a wasteful number, since it uses less digits than its factorization.

517996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129503 (or 129501 counting only the distinct ones).

The product of its digits is 17010, while the sum is 37.

The square root of 517996 is about 719.7193897624. The cubic root of 517996 is about 80.3110804606.

The spelling of 517996 in words is "five hundred seventeen thousand, nine hundred ninety-six".