44320044 has 12 divisors (see below), whose sum is σ = 103413464. Its totient is φ = 14773344.

The previous prime is 44320019. The next prime is 44320063. The reversal of 44320044 is 44002344.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 44320044.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1846657 + ... + 1846680.

Almost surely, 2^44320044 is an apocalyptic number.

It is an amenable number.

44320044 is an abundant number, since it is smaller than the sum of its proper divisors (59093420).

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

44320044 is a wasteful number, since it uses less digits than its factorization.

44320044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3693344 (or 3693342 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 44320044 is about 6657.3300954662. The cubic root of 44320044 is about 353.8887262383. Note that the first 3 decimals are identical.

Adding to 44320044 its reverse (44002344), we get a palindrome (88322388).

The spelling of 44320044 in words is "forty-four million, three hundred twenty thousand, forty-four".