22236679 has 2 divisors, whose sum is σ = 22236680. Its totient is φ = 22236678.

The previous prime is 22236673. The next prime is 22236689. The reversal of 22236679 is 97663222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22236679 - 2³ = 22236671 is a prime.

It is a Chen prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22236671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11118339 + 11118340.

It is an arithmetic number, because the mean of its divisors is an integer number (11118340).

Almost surely, 2^22236679 is an apocalyptic number.

22236679 is a deficient number, since it is larger than the sum of its proper divisors (1).

22236679 is an equidigital number, since it uses as much as digits as its factorization.

22236679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 37.

The square root of 22236679 is about 4715.5783314457. The cubic root of 22236679 is about 281.2051751444.

The spelling of 22236679 in words is "twenty-two million, two hundred thirty-six thousand, six hundred seventy-nine".