22679 has 2 divisors, whose sum is σ = 22680. Its totient is φ = 22678.

The previous prime is 22669. The next prime is 22691. The reversal of 22679 is 97622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22679 - 2¹² = 18583 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a plaindrome in base 10, base 12 and base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11339 + 11340.

It is an arithmetic number, because the mean of its divisors is an integer number (11340).

2²²⁶⁷⁹ is an apocalyptic number.

22679 is a deficient number, since it is larger than the sum of its proper divisors (1).

22679 is an equidigital number, since it uses as much as digits as its factorization.

22679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 26.

The square root of 22679 is about 150.5954846601. The cubic root of 22679 is about 28.3057478534.

The spelling of 22679 in words is "twenty-two thousand, six hundred seventy-nine".