516836 has 6 divisors (see below), whose sum is σ = 904470. Its totient is φ = 258416.

The previous prime is 516829. The next prime is 516839. The reversal of 516836 is 638615.

It can be written as a sum of positive squares in only one way, i.e., 295936 + 220900 = 544^2 + 470^2 .

It is a junction number, because it is equal to n+sod(n) for n = 516799 and 516808.

It is not an unprimeable number, because it can be changed into a prime (516839) by changing a digit.

516836 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 as a sum of consecutive naturals, namely, 64601 + ... + 64608.

It is an arithmetic number, because the mean of its divisors is an integer number (150745).

2⁵¹⁶⁸³⁶ is an apocalyptic number.

It is an amenable number.

516836 is a deficient number, since it is larger than the sum of its proper divisors (387634).

516836 is a wasteful number, since it uses less digits than its factorization.

516836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129213 (or 129211 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 516836 is about 718.9130684582. The cubic root of 516836 is about 80.2510861225.

The spelling of 516836 in words is "five hundred sixteen thousand, eight hundred thirty-six".