12966842 has 8 divisors (see below), whose sum is σ = 22228896. Its totient is φ = 5557212.

The previous prime is 12966817. The next prime is 12966847. The reversal of 12966842 is 24866921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12966796 and 12966805.

It is not an unprimeable number, because it can be changed into a prime (12966847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463088 + ... + 463115.

It is an arithmetic number, because the mean of its divisors is an integer number (2778612).

Almost surely, 2^12966842 is an apocalyptic number.

12966842 is a deficient number, since it is larger than the sum of its proper divisors (9262054).

12966842 is an equidigital number, since it uses as much as digits as its factorization.

12966842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926212.

The product of its digits is 41472, while the sum is 38.

The square root of 12966842 is about 3600.9501523903. The cubic root of 12966842 is about 234.9333868839.

The spelling of 12966842 in words is "twelve million, nine hundred sixty-six thousand, eight hundred forty-two".