12000836 has 24 divisors (see below), whose sum is σ = 21547680. Its totient is φ = 5846400.

The previous prime is 12000797. The next prime is 12000841. The reversal of 12000836 is 63800021.

12000836 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, 49676 + ... + 49916.

It is an arithmetic number, because the mean of its divisors is an integer number (897820).

Almost surely, 2^12000836 is an apocalyptic number.

It is an amenable number.

12000836 is a deficient number, since it is larger than the sum of its proper divisors (9546844).

12000836 is a wasteful number, since it uses less digits than its factorization.

12000836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515 (or 513 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 12000836 is about 3464.2222792425. Note that the first 4 decimals coincide. The cubic root of 12000836 is about 228.9481649489.

Adding to 12000836 its reverse (63800021), we get a palindrome (75800857).

The spelling of 12000836 in words is "twelve million, eight hundred thirty-six", and thus it is an aban number.