22797613 has 2 divisors, whose sum is σ = 22797614. Its totient is φ = 22797612.

The previous prime is 22797589. The next prime is 22797641. The reversal of 22797613 is 31679722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12124324 + 10673289 = 3482^2 + 3267^2 .

It is a cyclic number.

It is not a de Polignac number, because 22797613 - 2⁵ = 22797581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22797653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11398806 + 11398807.

It is an arithmetic number, because the mean of its divisors is an integer number (11398807).

Almost surely, 2^22797613 is an apocalyptic number.

It is an amenable number.

22797613 is a deficient number, since it is larger than the sum of its proper divisors (1).

22797613 is an equidigital number, since it uses as much as digits as its factorization.

22797613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 37.

The square root of 22797613 is about 4774.6845969132. The cubic root of 22797613 is about 283.5500918779.

The spelling of 22797613 in words is "twenty-two million, seven hundred ninety-seven thousand, six hundred thirteen".