22468613 has 2 divisors, whose sum is σ = 22468614. Its totient is φ = 22468612.

The previous prime is 22468601. The next prime is 22468619. The reversal of 22468613 is 31686422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18335524 + 4133089 = 4282^2 + 2033^2 .

It is a cyclic number.

It is not a de Polignac number, because 22468613 - 2⁶ = 22468549 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22468613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22468619) 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, 11234306 + 11234307.

It is an arithmetic number, because the mean of its divisors is an integer number (11234307).

Almost surely, 2^22468613 is an apocalyptic number.

It is an amenable number.

22468613 is a deficient number, since it is larger than the sum of its proper divisors (1).

22468613 is an equidigital number, since it uses as much as digits as its factorization.

22468613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 32.

The square root of 22468613 is about 4740.1068553356. The cubic root of 22468613 is about 282.1794751414.

The spelling of 22468613 in words is "twenty-two million, four hundred sixty-eight thousand, six hundred thirteen".