22726267 has 2 divisors, whose sum is σ = 22726268. Its totient is φ = 22726266.

The previous prime is 22726247. The next prime is 22726279. The reversal of 22726267 is 76262722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22726267 - 2¹⁵ = 22693499 is a prime.

It is not a weakly prime, because it can be changed into another prime (22726217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11363133 + 11363134.

It is an arithmetic number, because the mean of its divisors is an integer number (11363134).

Almost surely, 2^22726267 is an apocalyptic number.

22726267 is a deficient number, since it is larger than the sum of its proper divisors (1).

22726267 is an equidigital number, since it uses as much as digits as its factorization.

22726267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 34.

The square root of 22726267 is about 4767.2074634947. The cubic root of 22726267 is about 283.2539891629.

Adding to 22726267 its reverse (76262722), we get a palindrome (98988989).

The spelling of 22726267 in words is "twenty-two million, seven hundred twenty-six thousand, two hundred sixty-seven".