222224417 has 2 divisors, whose sum is σ = 222224418. Its totient is φ = 222224416.

The previous prime is 222224407. The next prime is 222224423. The reversal of 222224417 is 714422222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219158416 + 3066001 = 14804^2 + 1751^2 .

It is a cyclic number.

It is not a de Polignac number, because 222224417 - 2¹⁴ = 222208033 is a prime.

It is not a weakly prime, because it can be changed into another prime (222224407) 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, 111112208 + 111112209.

It is an arithmetic number, because the mean of its divisors is an integer number (111112209).

Almost surely, 2^222224417 is an apocalyptic number.

It is an amenable number.

222224417 is a deficient number, since it is larger than the sum of its proper divisors (1).

222224417 is an equidigital number, since it uses as much as digits as its factorization.

222224417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3584, while the sum is 26.

The square root of 222224417 is about 14907.1934649014. The cubic root of 222224417 is about 605.7088583588.

Adding to 222224417 its reverse (714422222), we get a palindrome (936646639).

The spelling of 222224417 in words is "two hundred twenty-two million, two hundred twenty-four thousand, four hundred seventeen".