516822 has 8 divisors (see below), whose sum is σ = 1033656. Its totient is φ = 172272.

The previous prime is 516821. The next prime is 516829. The reversal of 516822 is 228615.

It is a sphenic number, since it is the product of 3 distinct primes.

516822 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 516792 and 516801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516821) 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, 43063 + ... + 43074.

It is an arithmetic number, because the mean of its divisors is an integer number (129207).

2⁵¹⁶⁸²² is an apocalyptic number.

516822 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

516822 is a wasteful number, since it uses less digits than its factorization.

516822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86142.

The product of its digits is 960, while the sum is 24.

The square root of 516822 is about 718.9033314709. The cubic root of 516822 is about 80.2503615050.

The spelling of 516822 in words is "five hundred sixteen thousand, eight hundred twenty-two".