22497017 has 2 divisors, whose sum is σ = 22497018. Its totient is φ = 22497016.

The previous prime is 22496993. The next prime is 22497019. The reversal of 22497017 is 71079422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20259001 + 2238016 = 4501^2 + 1496^2 .

It is a cyclic number.

It is not a de Polignac number, because 22497017 - 2¹⁸ = 22234873 is a prime.

It is a super-2 number, since 2×22497017² = 1012231547796578, which contains 22 as substring.

Together with 22497019, 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 (22497019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11248508 + 11248509.

It is an arithmetic number, because the mean of its divisors is an integer number (11248509).

Almost surely, 2^22497017 is an apocalyptic number.

It is an amenable number.

22497017 is a deficient number, since it is larger than the sum of its proper divisors (1).

22497017 is an equidigital number, since it uses as much as digits as its factorization.

22497017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 22497017 is about 4743.1020440214. The cubic root of 22497017 is about 282.2983320664.

The spelling of 22497017 in words is "twenty-two million, four hundred ninety-seven thousand, seventeen".