12343444 has 24 divisors (see below), whose sum is σ = 22596840. Its totient is φ = 5892096.

The previous prime is 12343439. The next prime is 12343447. The reversal of 12343444 is 44434321.

It can be written as a sum of positive squares in 4 ways, for example, as 864900 + 11478544 = 930^2 + 3388^2 .

It is a super-2 number, since 2×12343444² = 304721219562272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12343447) 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 7 ways as a sum of consecutive naturals, for example, 10704 + ... + 11800.

It is an arithmetic number, because the mean of its divisors is an integer number (941535).

Almost surely, 2^12343444 is an apocalyptic number.

It is an amenable number.

12343444 is a deficient number, since it is larger than the sum of its proper divisors (10253396).

12343444 is a wasteful number, since it uses less digits than its factorization.

12343444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227 (or 1225 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 12343444 is about 3513.3237824032. The cubic root of 12343444 is about 231.1064769027.

Adding to 12343444 its reverse (44434321), we get a palindrome (56777765).

The spelling of 12343444 in words is "twelve million, three hundred forty-three thousand, four hundred forty-four".