12766146 has 8 divisors (see below), whose sum is σ = 25532304. Its totient is φ = 4255380.

The previous prime is 12766123. The next prime is 12766151. The reversal of 12766146 is 64166721.

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

12766146 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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, 1063840 + ... + 1063851.

It is an arithmetic number, because the mean of its divisors is an integer number (3191538).

Almost surely, 2^12766146 is an apocalyptic number.

12766146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12766146 is a wasteful number, since it uses less digits than its factorization.

12766146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127696.

The product of its digits is 12096, while the sum is 33.

The square root of 12766146 is about 3572.9743911761. The cubic root of 12766146 is about 233.7150084409.

The spelling of 12766146 in words is "twelve million, seven hundred sixty-six thousand, one hundred forty-six".