516812 has 12 divisors (see below), whose sum is σ = 924000. Its totient is φ = 252816.

The previous prime is 516811. The next prime is 516821. The reversal of 516812 is 218615.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 516812.

It is not an unprimeable number, because it can be changed into a prime (516811) by changing a digit.

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, 1187 + ... + 1562.

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

2⁵¹⁶⁸¹² is an apocalyptic number.

It is an amenable number.

516812 is a deficient number, since it is larger than the sum of its proper divisors (407188).

516812 is a wasteful number, since it uses less digits than its factorization.

516812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2800 (or 2798 counting only the distinct ones).

The product of its digits is 480, while the sum is 23.

The square root of 516812 is about 718.8963763993. The cubic root of 516812 is about 80.2498439130.

The spelling of 516812 in words is "five hundred sixteen thousand, eight hundred twelve".