2044421343 has 16 divisors (see below), whose sum is σ = 3206936160. Its totient is φ = 1282773888.

The previous prime is 2044421341. The next prime is 2044421383. The reversal of 2044421343 is 3431244402.

It is a happy number.

2044421343 is a `hidden beast` number, since 2 + 0 + 444 + 213 + 4 + 3 = 666.

It is not a de Polignac number, because 2044421343 - 2¹ = 2044421341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2226580 + ... + 2227497.

It is an arithmetic number, because the mean of its divisors is an integer number (200433510).

Almost surely, 2^2044421343 is an apocalyptic number.

2044421343 is a deficient number, since it is larger than the sum of its proper divisors (1162514817).

2044421343 is a wasteful number, since it uses less digits than its factorization.

2044421343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4454103 (or 4454097 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 2044421343 is about 45215.2777609516. The cubic root of 2044421343 is about 1269.1807275197.

Adding to 2044421343 its reverse (3431244402), we get a palindrome (5475665745).

The spelling of 2044421343 in words is "two billion, forty-four million, four hundred twenty-one thousand, three hundred forty-three".