56822 has 4 divisors (see below), whose sum is σ = 85236. Its totient is φ = 28410.

The previous prime is 56821. The next prime is 56827. The reversal of 56822 is 22865.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14204 + ... + 14207.

It is an arithmetic number, because the mean of its divisors is an integer number (21309).

2⁵⁶⁸²² is an apocalyptic number.

56822 is a deficient number, since it is larger than the sum of its proper divisors (28414).

56822 is a wasteful number, since it uses less digits than its factorization.

56822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28413.

The product of its digits is 960, while the sum is 23.

The square root of 56822 is about 238.3736562626. The cubic root of 56822 is about 38.4449091188. Note that the first 3 decimals are identical.

It can be divided in two parts, 56 and 822, that added together give a palindrome (878).

The spelling of 56822 in words is "fifty-six thousand, eight hundred twenty-two".