22826 has 8 divisors (see below), whose sum is σ = 34884. Its totient is φ = 11200.

The previous prime is 22817. The next prime is 22853. The reversal of 22826 is 62822.

It can be written as a sum of positive squares in 2 ways, for example, as 22801 + 25 = 151^2 + 5^2 .

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

22826 is an undulating number in base 15.

It is a plaindrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 22798 and 22807.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 22826.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146 + ... + 258.

2²²⁸²⁶ is an apocalyptic number.

22826 is a deficient number, since it is larger than the sum of its proper divisors (12058).

22826 is a wasteful number, since it uses less digits than its factorization.

22826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216.

The product of its digits is 384, while the sum is 20.

The square root of 22826 is about 151.0827587781. The cubic root of 22826 is about 28.3667732818.

It can be divided in two parts, 22 and 826, that added together give a palindrome (848).

The spelling of 22826 in words is "twenty-two thousand, eight hundred twenty-six".