22230497 has 2 divisors, whose sum is σ = 22230498. Its totient is φ = 22230496.

The previous prime is 22230493. The next prime is 22230517. The reversal of 22230497 is 79403222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17230801 + 4999696 = 4151^2 + 2236^2 .

It is a cyclic number.

It is not a de Polignac number, because 22230497 - 2² = 22230493 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22230491) 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, 11115248 + 11115249.

It is an arithmetic number, because the mean of its divisors is an integer number (11115249).

Almost surely, 2^22230497 is an apocalyptic number.

It is an amenable number.

22230497 is a deficient number, since it is larger than the sum of its proper divisors (1).

22230497 is an equidigital number, since it uses as much as digits as its factorization.

22230497 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 22230497 is about 4714.9227989438. The cubic root of 22230497 is about 281.1791135262.

The spelling of 22230497 in words is "twenty-two million, two hundred thirty thousand, four hundred ninety-seven".