44490589 has 8 divisors (see below), whose sum is σ = 52268832. Its totient is φ = 37334640.

The previous prime is 44490587. The next prime is 44490619. The reversal of 44490589 is 98509444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44490589 - 2¹ = 44490587 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44490587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155419 + ... + 155704.

It is an arithmetic number, because the mean of its divisors is an integer number (6533604).

Almost surely, 2^44490589 is an apocalyptic number.

It is an amenable number.

44490589 is a deficient number, since it is larger than the sum of its proper divisors (7778243).

44490589 is a wasteful number, since it uses less digits than its factorization.

44490589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311147.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 44490589 is about 6670.1266104925. The cubic root of 44490589 is about 354.3420704274.

The spelling of 44490589 in words is "forty-four million, four hundred ninety thousand, five hundred eighty-nine".