12274646 has 16 divisors (see below), whose sum is σ = 20522160. Its totient is φ = 5472000.

The previous prime is 12274643. The next prime is 12274657. The reversal of 12274646 is 64647221.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12274643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8855 + ... + 10146.

It is an arithmetic number, because the mean of its divisors is an integer number (1282635).

Almost surely, 2^12274646 is an apocalyptic number.

12274646 is a deficient number, since it is larger than the sum of its proper divisors (8247514).

12274646 is a wasteful number, since it uses less digits than its factorization.

12274646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19039.

The product of its digits is 16128, while the sum is 32.

The square root of 12274646 is about 3503.5190880028. The cubic root of 12274646 is about 230.6763080641.

The spelling of 12274646 in words is "twelve million, two hundred seventy-four thousand, six hundred forty-six".