44448990 has 32 divisors (see below), whose sum is σ = 107968896. Its totient is φ = 11709600.

The previous prime is 44448983. The next prime is 44449021. The reversal of 44448990 is 9984444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6436 + ... + 11415.

It is an arithmetic number, because the mean of its divisors is an integer number (3374028).

Almost surely, 2^44448990 is an apocalyptic number.

44448990 is an abundant number, since it is smaller than the sum of its proper divisors (63519906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44448990 is a wasteful number, since it uses less digits than its factorization.

44448990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17944.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 44448990 is about 6667.0075746170. The cubic root of 44448990 is about 354.2315985831.

The spelling of 44448990 in words is "forty-four million, four hundred forty-eight thousand, nine hundred ninety".