2112344 has 32 divisors (see below), whose sum is σ = 4494000. Its totient is φ = 922752.

The previous prime is 2112337. The next prime is 2112347. The reversal of 2112344 is 4432112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1442 + ... + 2510.

2^2112344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2112344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2247000).

2112344 is an abundant number, since it is smaller than the sum of its proper divisors (2381656).

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

2112344 is a wasteful number, since it uses less digits than its factorization.

2112344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107 (or 1103 counting only the distinct ones).

The product of its digits is 192, while the sum is 17.

The square root of 2112344 is about 1453.3905187526. The cubic root of 2112344 is about 128.3083386791.

Adding to 2112344 its reverse (4432112), we get a palindrome (6544456).

The spelling of 2112344 in words is "two million, one hundred twelve thousand, three hundred forty-four".