12244443 has 4 divisors (see below), whose sum is σ = 16325928. Its totient is φ = 8162960.

The previous prime is 12244433. The next prime is 12244459. The reversal of 12244443 is 34444221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12244443 - 2⁸ = 12244187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12244423) 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, 2040738 + ... + 2040743.

It is an arithmetic number, because the mean of its divisors is an integer number (4081482).

Almost surely, 2^12244443 is an apocalyptic number.

12244443 is a deficient number, since it is larger than the sum of its proper divisors (4081485).

12244443 is an equidigital number, since it uses as much as digits as its factorization.

12244443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4081484.

The product of its digits is 3072, while the sum is 24.

The square root of 12244443 is about 3499.2060528068. The cubic root of 12244443 is about 230.4869519233.

Adding to 12244443 its reverse (34444221), we get a palindrome (46688664).

The spelling of 12244443 in words is "twelve million, two hundred forty-four thousand, four hundred forty-three".