2331944 has 16 divisors (see below), whose sum is σ = 4513920. Its totient is φ = 1128240.

The previous prime is 2331937. The next prime is 2331949. The reversal of 2331944 is 4491332.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2331949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4454 + ... + 4949.

It is an arithmetic number, because the mean of its divisors is an integer number (282120).

2^2331944 is an apocalyptic number.

It is an amenable number.

2331944 is a deficient number, since it is larger than the sum of its proper divisors (2181976).

2331944 is a wasteful number, since it uses less digits than its factorization.

2331944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9440 (or 9436 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

The square root of 2331944 is about 1527.0703978534. The cubic root of 2331944 is about 132.6089100994.

The spelling of 2331944 in words is "two million, three hundred thirty-one thousand, nine hundred forty-four".