44321816 has 96 divisors (see below), whose sum is σ = 108272640. Its totient is φ = 16632000.

The previous prime is 44321801. The next prime is 44321843. The reversal of 44321816 is 61812344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209951 + ... + 210161.

It is an arithmetic number, because the mean of its divisors is an integer number (1127840).

Almost surely, 2^44321816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44321816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54136320).

44321816 is an abundant number, since it is smaller than the sum of its proper divisors (63950824).

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

44321816 is a wasteful number, since it uses less digits than its factorization.

44321816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277 (or 262 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 44321816 is about 6657.4631805215. The cubic root of 44321816 is about 353.8934425579.

The spelling of 44321816 in words is "forty-four million, three hundred twenty-one thousand, eight hundred sixteen".