12266749 has 16 divisors (see below), whose sum is σ = 13970880. Its totient is φ = 10672000.

The previous prime is 12266747. The next prime is 12266759. The reversal of 12266749 is 94766221.

12266749 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12266749 - 2¹ = 12266747 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12266747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26379 + ... + 26839.

It is an arithmetic number, because the mean of its divisors is an integer number (873180).

Almost surely, 2^12266749 is an apocalyptic number.

It is an amenable number.

12266749 is a deficient number, since it is larger than the sum of its proper divisors (1704131).

12266749 is a wasteful number, since it uses less digits than its factorization.

12266749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572.

The product of its digits is 36288, while the sum is 37.

The square root of 12266749 is about 3502.3918969756. The cubic root of 12266749 is about 230.6268282501.

The spelling of 12266749 in words is "twelve million, two hundred sixty-six thousand, seven hundred forty-nine".