322255489 has 2 divisors, whose sum is σ = 322255490. Its totient is φ = 322255488.

The previous prime is 322255481. The next prime is 322255499. The reversal of 322255489 is 984552223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 250683889 + 71571600 = 15833^2 + 8460^2 .

It is a cyclic number.

It is not a de Polignac number, because 322255489 - 2³ = 322255481 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (322255481) 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, 161127744 + 161127745.

It is an arithmetic number, because the mean of its divisors is an integer number (161127745).

Almost surely, 2^322255489 is an apocalyptic number.

It is an amenable number.

322255489 is a deficient number, since it is larger than the sum of its proper divisors (1).

322255489 is an equidigital number, since it uses as much as digits as its factorization.

322255489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 40.

The square root of 322255489 is about 17951.4759560321. The cubic root of 322255489 is about 685.5936310677.

The spelling of 322255489 in words is "three hundred twenty-two million, two hundred fifty-five thousand, four hundred eighty-nine".