12008312 has 32 divisors (see below), whose sum is σ = 23284800. Its totient is φ = 5802624.

The previous prime is 12008261. The next prime is 12008351. The reversal of 12008312 is 21380021.

It is a congruent number.

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, 40838 + ... + 41130.

It is an arithmetic number, because the mean of its divisors is an integer number (727650).

Almost surely, 2^12008312 is an apocalyptic number.

It is an amenable number.

12008312 is a deficient number, since it is larger than the sum of its proper divisors (11276488).

12008312 is a wasteful number, since it uses less digits than its factorization.

12008312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455 (or 451 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 12008312 is about 3465.3011413151. The cubic root of 12008312 is about 228.9956966704.

Adding to 12008312 its reverse (21380021), we get a palindrome (33388333).

The spelling of 12008312 in words is "twelve million, eight thousand, three hundred twelve".