2322144 has 72 divisors (see below), whose sum is σ = 7213752. Its totient is φ = 702720.

The previous prime is 2322143. The next prime is 2322163. The reversal of 2322144 is 4412232.

2322144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2322143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2802 + ... + 3534.

It is an arithmetic number, because the mean of its divisors is an integer number (100191).

2^2322144 is an apocalyptic number.

2322144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2322144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3606876).

2322144 is an abundant number, since it is smaller than the sum of its proper divisors (4891608).

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

2322144 is a wasteful number, since it uses less digits than its factorization.

2322144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760 (or 749 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 2322144 is about 1523.8582611254. The cubic root of 2322144 is about 132.4228861841.

Adding to 2322144 its reverse (4412232), we get a palindrome (6734376).

The spelling of 2322144 in words is "two million, three hundred twenty-two thousand, one hundred forty-four".