4222289 has 2 divisors, whose sum is σ = 4222290. Its totient is φ = 4222288.

The previous prime is 4222277. The next prime is 4222297. The reversal of 4222289 is 9822224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3841600 + 380689 = 1960^2 + 617^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4222289 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4222219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111144 + 2111145.

It is an arithmetic number, because the mean of its divisors is an integer number (2111145).

Almost surely, 2^4222289 is an apocalyptic number.

It is an amenable number.

4222289 is a deficient number, since it is larger than the sum of its proper divisors (1).

4222289 is an equidigital number, since it uses as much as digits as its factorization.

4222289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 29.

The square root of 4222289 is about 2054.8209167711. The cubic root of 4222289 is about 161.6277716093.

The spelling of 4222289 in words is "four million, two hundred twenty-two thousand, two hundred eighty-nine".