12266946 has 12 divisors (see below), whose sum is σ = 26578422. Its totient is φ = 4088976.

The previous prime is 12266939. The next prime is 12266983. The reversal of 12266946 is 64966221.

It can be written as a sum of positive squares in only one way, i.e., 11634921 + 632025 = 3411^2 + 795^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12266946.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 340731 + ... + 340766.

Almost surely, 2^12266946 is an apocalyptic number.

12266946 is an abundant number, since it is smaller than the sum of its proper divisors (14311476).

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

12266946 is a wasteful number, since it uses less digits than its factorization.

12266946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681505 (or 681502 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 12266946 is about 3502.4200205001. The cubic root of 12266946 is about 230.6280628408.

The spelling of 12266946 in words is "twelve million, two hundred sixty-six thousand, nine hundred forty-six".