515828 has 12 divisors (see below), whose sum is σ = 924000. Its totient is φ = 251832.

The previous prime is 515813. The next prime is 515839. The reversal of 515828 is 828515.

It is a nialpdrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 515828.

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 515828.

It is an unprimeable number.

515828 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1328 + ... + 1671.

It is an arithmetic number, because the mean of its divisors is an integer number (77000).

2⁵¹⁵⁸²⁸ is an apocalyptic number.

It is an amenable number.

515828 is a deficient number, since it is larger than the sum of its proper divisors (408172).

515828 is a wasteful number, since it uses less digits than its factorization.

515828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3046 (or 3044 counting only the distinct ones).

The product of its digits is 3200, while the sum is 29.

The square root of 515828 is about 718.2116679643. The cubic root of 515828 is about 80.1988801737.

The spelling of 515828 in words is "five hundred fifteen thousand, eight hundred twenty-eight".