22426211 has 2 divisors, whose sum is σ = 22426212. Its totient is φ = 22426210.

The previous prime is 22426207. The next prime is 22426231. The reversal of 22426211 is 11262422.

It is a happy number.

It is an a-pointer prime, because the next prime (22426231) can be obtained adding 22426211 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22426211 - 2² = 22426207 is a prime.

It is not a weakly prime, because it can be changed into another prime (22426231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11213105 + 11213106.

It is an arithmetic number, because the mean of its divisors is an integer number (11213106).

Almost surely, 2^22426211 is an apocalyptic number.

22426211 is a deficient number, since it is larger than the sum of its proper divisors (1).

22426211 is an equidigital number, since it uses as much as digits as its factorization.

22426211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 384, while the sum is 20.

The square root of 22426211 is about 4735.6320591870. The cubic root of 22426211 is about 282.0018568696.

Adding to 22426211 its reverse (11262422), we get a palindrome (33688633).

The spelling of 22426211 in words is "twenty-two million, four hundred twenty-six thousand, two hundred eleven".