244445589 has 6 divisors (see below), whose sum is σ = 353088086. Its totient is φ = 162963720.

The previous prime is 244445563. The next prime is 244445599. The reversal of 244445589 is 985544442.

It is a happy number.

244445589 is a `hidden beast` number, since 24 + 4 + 4 + 45 + 589 = 666.

It can be written as a sum of positive squares in only one way, i.e., 150258564 + 94187025 = 12258^2 + 9705^2 .

It is not a de Polignac number, because 244445589 - 2⁵ = 244445557 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244445519) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13580302 + ... + 13580319.

Almost surely, 2^244445589 is an apocalyptic number.

It is an amenable number.

244445589 is a deficient number, since it is larger than the sum of its proper divisors (108642497).

244445589 is a wasteful number, since it uses less digits than its factorization.

244445589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27160627 (or 27160624 counting only the distinct ones).

The product of its digits is 921600, while the sum is 45.

The square root of 244445589 is about 15634.7558023782. The cubic root of 244445589 is about 625.2601276654.

The spelling of 244445589 in words is "two hundred forty-four million, four hundred forty-five thousand, five hundred eighty-nine".