12816196 has 12 divisors (see below), whose sum is σ = 22699152. Its totient is φ = 6330728.

The previous prime is 12816191. The next prime is 12816211. The reversal of 12816196 is 69161821.

It is not an unprimeable number, because it can be changed into a prime (12816191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18970 + ... + 19633.

It is an arithmetic number, because the mean of its divisors is an integer number (1891596).

Almost surely, 2^12816196 is an apocalyptic number.

It is an amenable number.

12816196 is a deficient number, since it is larger than the sum of its proper divisors (9882956).

12816196 is a wasteful number, since it uses less digits than its factorization.

12816196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38690 (or 38688 counting only the distinct ones).

The product of its digits is 5184, while the sum is 34.

The square root of 12816196 is about 3579.9715082665. The cubic root of 12816196 is about 234.0200387057.

The spelling of 12816196 in words is "twelve million, eight hundred sixteen thousand, one hundred ninety-six".