22793227 has 2 divisors, whose sum is σ = 22793228. Its totient is φ = 22793226.

The previous prime is 22793219. The next prime is 22793237. The reversal of 22793227 is 72239722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22793227 - 2³ = 22793219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22793192 and 22793201.

It is not a weakly prime, because it can be changed into another prime (22793237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11396613 + 11396614.

It is an arithmetic number, because the mean of its divisors is an integer number (11396614).

Almost surely, 2^22793227 is an apocalyptic number.

22793227 is a deficient number, since it is larger than the sum of its proper divisors (1).

22793227 is an equidigital number, since it uses as much as digits as its factorization.

22793227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 34.

The square root of 22793227 is about 4774.2252774665. The cubic root of 22793227 is about 283.5319067801.

The spelling of 22793227 in words is "twenty-two million, seven hundred ninety-three thousand, two hundred twenty-seven".