515799 has 12 divisors (see below), whose sum is σ = 751296. Its totient is φ = 340992.

The previous prime is 515783. The next prime is 515803. The reversal of 515799 is 997515.

It is a happy number.

515799 is nontrivially palindromic in base 16.

It is not a de Polignac number, because 515799 - 2⁴ = 515783 is a prime.

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 515799.

It is not an unprimeable number, because it can be changed into a prime (585799) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1879 + ... + 2135.

It is an arithmetic number, because the mean of its divisors is an integer number (62608).

2⁵¹⁵⁷⁹⁹ is an apocalyptic number.

515799 is a deficient number, since it is larger than the sum of its proper divisors (235497).

515799 is a wasteful number, since it uses less digits than its factorization.

515799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486 (or 483 counting only the distinct ones).

The product of its digits is 14175, while the sum is 36.

The square root of 515799 is about 718.1914786462. The cubic root of 515799 is about 80.1973772108.

The spelling of 515799 in words is "five hundred fifteen thousand, seven hundred ninety-nine".