12443404 has 12 divisors (see below), whose sum is σ = 22922200. Its totient is φ = 5894208.

The previous prime is 12443399. The next prime is 12443411. The reversal of 12443404 is 40434421.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81789 + ... + 81940.

Almost surely, 2^12443404 is an apocalyptic number.

It is an amenable number.

12443404 is a deficient number, since it is larger than the sum of its proper divisors (10478796).

12443404 is a wasteful number, since it uses less digits than its factorization.

12443404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163752 (or 163750 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 12443404 is about 3527.5209425317. The cubic root of 12443404 is about 231.7286512423.

Adding to 12443404 its reverse (40434421), we get a palindrome (52877825).

The spelling of 12443404 in words is "twelve million, four hundred forty-three thousand, four hundred four".