22564097 has 2 divisors, whose sum is σ = 22564098. Its totient is φ = 22564096.

The previous prime is 22564067. The next prime is 22564099. The reversal of 22564097 is 79046522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21307456 + 1256641 = 4616^2 + 1121^2 .

It is a cyclic number.

It is not a de Polignac number, because 22564097 - 2⁶ = 22564033 is a prime.

Together with 22564099, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22564099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11282048 + 11282049.

It is an arithmetic number, because the mean of its divisors is an integer number (11282049).

Almost surely, 2^22564097 is an apocalyptic number.

It is an amenable number.

22564097 is a deficient number, since it is larger than the sum of its proper divisors (1).

22564097 is an equidigital number, since it uses as much as digits as its factorization.

22564097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 22564097 is about 4750.1681022886. The cubic root of 22564097 is about 282.5786326649.

The spelling of 22564097 in words is "twenty-two million, five hundred sixty-four thousand, ninety-seven".