2344444421 has 32 divisors (see below), whose sum is σ = 2649891456. Its totient is φ = 2056320000.

The previous prime is 2344444393. The next prime is 2344444429. The reversal of 2344444421 is 1244444432.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2344444421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2344444429) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11111006 + ... + 11111216.

It is an arithmetic number, because the mean of its divisors is an integer number (82809108).

Almost surely, 2^2344444421 is an apocalyptic number.

It is an amenable number.

2344444421 is a deficient number, since it is larger than the sum of its proper divisors (305447035).

2344444421 is a wasteful number, since it uses less digits than its factorization.

2344444421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533.

The product of its digits is 49152, while the sum is 32.

The square root of 2344444421 is about 48419.4632456825. The cubic root of 2344444421 is about 1328.4543865109.

Adding to 2344444421 its reverse (1244444432), we get a palindrome (3588888853).

It can be divided in two parts, 23 and 44444421, that added together give a palindrome (44444444).

The spelling of 2344444421 in words is "two billion, three hundred forty-four million, four hundred forty-four thousand, four hundred twenty-one".