12257266 has 8 divisors (see below), whose sum is σ = 21012480. Its totient is φ = 5253108.

The previous prime is 12257263. The next prime is 12257281. The reversal of 12257266 is 66275221.

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

It is not an unprimeable number, because it can be changed into a prime (12257263) 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, 437746 + ... + 437773.

It is an arithmetic number, because the mean of its divisors is an integer number (2626560).

Almost surely, 2^12257266 is an apocalyptic number.

12257266 is a deficient number, since it is larger than the sum of its proper divisors (8755214).

12257266 is an equidigital number, since it uses as much as digits as its factorization.

12257266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875528.

The product of its digits is 10080, while the sum is 31.

The square root of 12257266 is about 3501.0378461251. The cubic root of 12257266 is about 230.5673830505.

The spelling of 12257266 in words is "twelve million, two hundred fifty-seven thousand, two hundred sixty-six".