2144322344 has 8 divisors (see below), whose sum is σ = 4020604410. Its totient is φ = 1072161168.

The previous prime is 2144322331. The next prime is 2144322443. The reversal of 2144322344 is 4432234412.

It can be written as a sum of positive squares in only one way, i.e., 1124797444 + 1019524900 = 33538^2 + 31930^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134020139 + ... + 134020154.

Almost surely, 2^2144322344 is an apocalyptic number.

It is an amenable number.

2144322344 is a deficient number, since it is larger than the sum of its proper divisors (1876282066).

2144322344 is a wasteful number, since it uses less digits than its factorization.

2144322344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268040299 (or 268040295 counting only the distinct ones).

The product of its digits is 18432, while the sum is 29.

The square root of 2144322344 is about 46306.8282653865. The cubic root of 2144322344 is about 1289.5257644264.

Adding to 2144322344 its reverse (4432234412), we get a palindrome (6576556756).

The spelling of 2144322344 in words is "two billion, one hundred forty-four million, three hundred twenty-two thousand, three hundred forty-four".