22456697 has 2 divisors, whose sum is σ = 22456698. Its totient is φ = 22456696.

The previous prime is 22456691. The next prime is 22456751. The reversal of 22456697 is 79665422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18696976 + 3759721 = 4324^2 + 1939^2 .

It is a cyclic number.

It is not a de Polignac number, because 22456697 - 2⁶ = 22456633 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22456691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11228348 + 11228349.

It is an arithmetic number, because the mean of its divisors is an integer number (11228349).

Almost surely, 2^22456697 is an apocalyptic number.

It is an amenable number.

22456697 is a deficient number, since it is larger than the sum of its proper divisors (1).

22456697 is an equidigital number, since it uses as much as digits as its factorization.

22456697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 41.

The square root of 22456697 is about 4738.8497549511. The cubic root of 22456697 is about 282.1295826504.

The spelling of 22456697 in words is "twenty-two million, four hundred fifty-six thousand, six hundred ninety-seven".