2144423322 has 40 divisors (see below), whose sum is σ = 4886560800. Its totient is φ = 702689256.

The previous prime is 2144423297. The next prime is 2144423327. The reversal of 2144423322 is 2233244412.

2144423322 is a `hidden beast` number, since 214 + 4 + 423 + 3 + 22 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (2144423327) by changing a digit.

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 in 19 ways as a sum of consecutive naturals, for example, 102622 + ... + 121737.

It is an arithmetic number, because the mean of its divisors is an integer number (122164020).

Almost surely, 2^2144423322 is an apocalyptic number.

2144423322 is an abundant number, since it is smaller than the sum of its proper divisors (2742137478).

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

2144423322 is a wasteful number, since it uses less digits than its factorization.

2144423322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224432 (or 224423 counting only the distinct ones).

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

The square root of 2144423322 is about 46307.9185669147. The cubic root of 2144423322 is about 1289.5460057378.

Adding to 2144423322 its reverse (2233244412), we get a palindrome (4377667734).

The spelling of 2144423322 in words is "two billion, one hundred forty-four million, four hundred twenty-three thousand, three hundred twenty-two".