44490990 has 32 divisors (see below), whose sum is σ = 107886240. Its totient is φ = 11741184.

The previous prime is 44490977. The next prime is 44491037. The reversal of 44490990 is 9909444.

It is a happy number.

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, 4735 + ... + 10554.

It is an arithmetic number, because the mean of its divisors is an integer number (3371445).

Almost surely, 2^44490990 is an apocalyptic number.

44490990 is an abundant number, since it is smaller than the sum of its proper divisors (63395250).

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

44490990 is a wasteful number, since it uses less digits than its factorization.

44490990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15396.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 44490990 is about 6670.1566698242. The cubic root of 44490990 is about 354.3431350027.

The spelling of 44490990 in words is "forty-four million, four hundred ninety thousand, nine hundred ninety".