22866227 has 2 divisors, whose sum is σ = 22866228. Its totient is φ = 22866226.

The previous prime is 22866211. The next prime is 22866257. The reversal of 22866227 is 72266822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22866227 - 2⁴ = 22866211 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22866257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11433113 + 11433114.

It is an arithmetic number, because the mean of its divisors is an integer number (11433114).

Almost surely, 2^22866227 is an apocalyptic number.

22866227 is a deficient number, since it is larger than the sum of its proper divisors (1).

22866227 is an equidigital number, since it uses as much as digits as its factorization.

22866227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 35.

The square root of 22866227 is about 4781.8643853627. The cubic root of 22866227 is about 283.8342739712.

The spelling of 22866227 in words is "twenty-two million, eight hundred sixty-six thousand, two hundred twenty-seven".