2044421344 has 96 divisors (see below), whose sum is σ = 4710073536. Its totient is φ = 855429120.

The previous prime is 2044421341. The next prime is 2044421383. The reversal of 2044421344 is 4431244402.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044421341) 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 15 ways as a sum of consecutive naturals, for example, 2144772 + ... + 2145724.

It is an arithmetic number, because the mean of its divisors is an integer number (49063266).

Almost surely, 2^2044421344 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 2044421344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2355036768).

2044421344 is an abundant number, since it is smaller than the sum of its proper divisors (2665652192).

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

2044421344 is a wasteful number, since it uses less digits than its factorization.

2044421344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188 (or 1180 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 2044421344 is about 45215.2777720098. The cubic root of 2044421344 is about 1269.1807277267.

Adding to 2044421344 its reverse (4431244402), we get a palindrome (6475665746).

The spelling of 2044421344 in words is "two billion, forty-four million, four hundred twenty-one thousand, three hundred forty-four".