12266277 has 16 divisors (see below), whose sum is σ = 17090880. Its totient is φ = 7817472.

The previous prime is 12266269. The next prime is 12266279. The reversal of 12266277 is 77266221.

12266277 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12266277 - 2³ = 12266269 is a prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12266279) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5613 + ... + 7485.

It is an arithmetic number, because the mean of its divisors is an integer number (1068180).

Almost surely, 2^12266277 is an apocalyptic number.

It is an amenable number.

12266277 is a deficient number, since it is larger than the sum of its proper divisors (4824603).

12266277 is a wasteful number, since it uses less digits than its factorization.

12266277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1972.

The product of its digits is 14112, while the sum is 33.

The square root of 12266277 is about 3502.3245138051. The cubic root of 12266277 is about 230.6238701922.

It can be divided in two parts, 1226 and 6277, that added together give a triangular number (7503 = T₁₂₂).

The spelling of 12266277 in words is "twelve million, two hundred sixty-six thousand, two hundred seventy-seven".