23622227 has 2 divisors, whose sum is σ = 23622228. Its totient is φ = 23622226.

The previous prime is 23622139. The next prime is 23622229. The reversal of 23622227 is 72222632.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23622227 - 2¹² = 23618131 is a prime.

Together with 23622229, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 23622196 and 23622205.

It is not a weakly prime, because it can be changed into another prime (23622229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11811113 + 11811114.

It is an arithmetic number, because the mean of its divisors is an integer number (11811114).

Almost surely, 2^23622227 is an apocalyptic number.

23622227 is a deficient number, since it is larger than the sum of its proper divisors (1).

23622227 is an equidigital number, since it uses as much as digits as its factorization.

23622227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 26.

The square root of 23622227 is about 4860.2702599753. The cubic root of 23622227 is about 286.9284503985.

Adding to 23622227 its reverse (72222632), we get a palindrome (95844859).

The spelling of 23622227 in words is "twenty-three million, six hundred twenty-two thousand, two hundred twenty-seven".