22565267 has 2 divisors, whose sum is σ = 22565268. Its totient is φ = 22565266.

The previous prime is 22565261. The next prime is 22565269. The reversal of 22565267 is 76256522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22565267 - 2⁶ = 22565203 is a prime.

Together with 22565269, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22565261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11282633 + 11282634.

It is an arithmetic number, because the mean of its divisors is an integer number (11282634).

Almost surely, 2^22565267 is an apocalyptic number.

22565267 is a deficient number, since it is larger than the sum of its proper divisors (1).

22565267 is an equidigital number, since it uses as much as digits as its factorization.

22565267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 35.

The square root of 22565267 is about 4750.2912542285. The cubic root of 22565267 is about 282.5835166965.

The spelling of 22565267 in words is "twenty-two million, five hundred sixty-five thousand, two hundred sixty-seven".