516856 has 24 divisors (see below), whose sum is σ = 1030680. Its totient is φ = 242528.

The previous prime is 516847. The next prime is 516871. The reversal of 516856 is 658615.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9726 + ... + 9778.

It is an arithmetic number, because the mean of its divisors is an integer number (42945).

2⁵¹⁶⁸⁵⁶ is an apocalyptic number.

It is an amenable number.

516856 is a deficient number, since it is larger than the sum of its proper divisors (513824).

516856 is a wasteful number, since it uses less digits than its factorization.

516856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135 (or 78 counting only the distinct ones).

The product of its digits is 7200, while the sum is 31.

The square root of 516856 is about 718.9269782113. The cubic root of 516856 is about 80.2521212678.

It can be divided in two parts, 5 and 16856, that added together give a palindrome (16861).

The spelling of 516856 in words is "five hundred sixteen thousand, eight hundred fifty-six".