12224943 has 24 divisors (see below), whose sum is σ = 18670080. Its totient is φ = 7696080.

The previous prime is 12224917. The next prime is 12224959. The reversal of 12224943 is 34942221.

It is not a de Polignac number, because 12224943 - 2⁶ = 12224879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12224963) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11488 + ... + 12506.

It is an arithmetic number, because the mean of its divisors is an integer number (777920).

Almost surely, 2^12224943 is an apocalyptic number.

12224943 is a deficient number, since it is larger than the sum of its proper divisors (6445137).

12224943 is a wasteful number, since it uses less digits than its factorization.

12224943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099 (or 1096 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 12224943 is about 3496.4185962210. The cubic root of 12224943 is about 230.3645322104.

The spelling of 12224943 in words is "twelve million, two hundred twenty-four thousand, nine hundred forty-three".