2444322989 has 2 divisors, whose sum is σ = 2444322990. Its totient is φ = 2444322988.

The previous prime is 2444322983. The next prime is 2444323033. The reversal of 2444322989 is 9892234442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1390022089 + 1054300900 = 37283^2 + 32470^2 .

It is a cyclic number.

It is not a de Polignac number, because 2444322989 - 2¹² = 2444318893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2444322983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1222161494 + 1222161495.

It is an arithmetic number, because the mean of its divisors is an integer number (1222161495).

Almost surely, 2^2444322989 is an apocalyptic number.

It is an amenable number.

2444322989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2444322989 is an equidigital number, since it uses as much as digits as its factorization.

2444322989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 995328, while the sum is 47.

The square root of 2444322989 is about 49440.0949533878. The cubic root of 2444322989 is about 1347.0576960226.

The spelling of 2444322989 in words is "two billion, four hundred forty-four million, three hundred twenty-two thousand, nine hundred eighty-nine".