22652897 has 2 divisors, whose sum is σ = 22652898. Its totient is φ = 22652896.

The previous prime is 22652881. The next prime is 22652923. The reversal of 22652897 is 79825622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18309841 + 4343056 = 4279^2 + 2084^2 .

It is a cyclic number.

It is not a de Polignac number, because 22652897 - 2⁴ = 22652881 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22652867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11326448 + 11326449.

It is an arithmetic number, because the mean of its divisors is an integer number (11326449).

Almost surely, 2^22652897 is an apocalyptic number.

It is an amenable number.

22652897 is a deficient number, since it is larger than the sum of its proper divisors (1).

22652897 is an equidigital number, since it uses as much as digits as its factorization.

22652897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 41.

The square root of 22652897 is about 4759.5059617570. The cubic root of 22652897 is about 282.9488393244.

The spelling of 22652897 in words is "twenty-two million, six hundred fifty-two thousand, eight hundred ninety-seven".