22430227 has 2 divisors, whose sum is σ = 22430228. Its totient is φ = 22430226.

The previous prime is 22430209. The next prime is 22430231. The reversal of 22430227 is 72203422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22430227 - 2⁷ = 22430099 is a prime.

It is a Chen prime.

It is equal to p_1414534 and since 22430227 and 1414534 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 22430198 and 22430207.

It is not a weakly prime, because it can be changed into another prime (22430237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11215113 + 11215114.

It is an arithmetic number, because the mean of its divisors is an integer number (11215114).

Almost surely, 2^22430227 is an apocalyptic number.

22430227 is a deficient number, since it is larger than the sum of its proper divisors (1).

22430227 is an equidigital number, since it uses as much as digits as its factorization.

22430227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 22430227 is about 4736.0560596344. The cubic root of 22430227 is about 282.0186891358.

Adding to 22430227 its reverse (72203422), we get a palindrome (94633649).

The spelling of 22430227 in words is "twenty-two million, four hundred thirty thousand, two hundred twenty-seven".