22626613 has 2 divisors, whose sum is σ = 22626614. Its totient is φ = 22626612.

The previous prime is 22626607. The next prime is 22626619. The reversal of 22626613 is 31662622.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (22626607) and next prime (22626619).

It can be written as a sum of positive squares in only one way, i.e., 13823524 + 8803089 = 3718^2 + 2967^2 .

It is a cyclic number.

It is not a de Polignac number, because 22626613 - 2⁵ = 22626581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22626619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11313306 + 11313307.

It is an arithmetic number, because the mean of its divisors is an integer number (11313307).

Almost surely, 2^22626613 is an apocalyptic number.

It is an amenable number.

22626613 is a deficient number, since it is larger than the sum of its proper divisors (1).

22626613 is an equidigital number, since it uses as much as digits as its factorization.

22626613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 28.

The square root of 22626613 is about 4756.7439493839. The cubic root of 22626613 is about 282.8393624434.

The spelling of 22626613 in words is "twenty-two million, six hundred twenty-six thousand, six hundred thirteen".