2044222320 has 80 divisors (see below), whose sum is σ = 7242393600. Its totient is φ = 467250432.

The previous prime is 2044222309. The next prime is 2044222333. The reversal of 2044222320 is 232224402.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

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, 606720 + ... + 610079.

It is an arithmetic number, because the mean of its divisors is an integer number (90529920).

Almost surely, 2^2044222320 is an apocalyptic number.

2044222320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044222320 is an abundant number, since it is smaller than the sum of its proper divisors (5198171280).

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

2044222320 is a wasteful number, since it uses less digits than its factorization.

2044222320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216822 (or 1216816 counting only the distinct ones).

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

The square root of 2044222320 is about 45213.0768694191. The cubic root of 2044222320 is about 1269.1395415620.

Adding to 2044222320 its reverse (232224402), we get a palindrome (2276446722).

The spelling of 2044222320 in words is "two billion, forty-four million, two hundred twenty-two thousand, three hundred twenty".