12008004 has 12 divisors (see below), whose sum is σ = 28018704. Its totient is φ = 4002664.

The previous prime is 12007999. The next prime is 12008027. The reversal of 12008004 is 40080021.

12008004 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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, 500322 + ... + 500345.

It is an arithmetic number, because the mean of its divisors is an integer number (2334892).

Almost surely, 2^12008004 is an apocalyptic number.

It is an amenable number.

12008004 is an abundant number, since it is smaller than the sum of its proper divisors (16010700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12008004 is a wasteful number, since it uses less digits than its factorization.

12008004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000674 (or 1000672 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 12008004 is about 3465.2567004480. The cubic root of 12008004 is about 228.9937388244.

Adding to 12008004 its reverse (40080021), we get a palindrome (52088025).

The spelling of 12008004 in words is "twelve million, eight thousand, four".