22243097 has 2 divisors, whose sum is σ = 22243098. Its totient is φ = 22243096.

The previous prime is 22243063. The next prime is 22243099. The reversal of 22243097 is 79034222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20757136 + 1485961 = 4556^2 + 1219^2 .

It is a cyclic number.

It is not a de Polignac number, because 22243097 - 2¹² = 22239001 is a prime.

Together with 22243099, 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 (22243099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11121548 + 11121549.

It is an arithmetic number, because the mean of its divisors is an integer number (11121549).

Almost surely, 2^22243097 is an apocalyptic number.

It is an amenable number.

22243097 is a deficient number, since it is larger than the sum of its proper divisors (1).

22243097 is an equidigital number, since it uses as much as digits as its factorization.

22243097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 22243097 is about 4716.2587927297. The cubic root of 22243097 is about 281.2322265641.

The spelling of 22243097 in words is "twenty-two million, two hundred forty-three thousand, ninety-seven".