12432004 has 24 divisors (see below), whose sum is σ = 24664640. Its totient is φ = 5435424.

The previous prime is 12431977. The next prime is 12432011. The reversal of 12432004 is 40023421.

12432004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5304 + ... + 7279.

Almost surely, 2^12432004 is an apocalyptic number.

It is an amenable number.

12432004 is a deficient number, since it is larger than the sum of its proper divisors (12232636).

12432004 is a wasteful number, since it uses less digits than its factorization.

12432004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12619 (or 12617 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 12432004 is about 3525.9047065966. The cubic root of 12432004 is about 231.6578637052.

Adding to 12432004 its reverse (40023421), we get a palindrome (52455425).

The spelling of 12432004 in words is "twelve million, four hundred thirty-two thousand, four".