516844 has 12 divisors (see below), whose sum is σ = 911344. Its totient is φ = 256464.

The previous prime is 516839. The next prime is 516847. The reversal of 516844 is 448615.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (516847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217 + ... + 1039.

2⁵¹⁶⁸⁴⁴ is an apocalyptic number.

It is an amenable number.

516844 is a deficient number, since it is larger than the sum of its proper divisors (394500).

516844 is a wasteful number, since it uses less digits than its factorization.

516844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984 (or 982 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 516844 is about 718.9186323917. The cubic root of 516844 is about 80.2515001838.

The spelling of 516844 in words is "five hundred sixteen thousand, eight hundred forty-four".