12293276 has 12 divisors (see below), whose sum is σ = 22038240. Its totient is φ = 5996640.

The previous prime is 12293263. The next prime is 12293279. The reversal of 12293276 is 67239221.

It is a happy number.

It is a super-2 number, since 2×12293276² = 302249269624352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12293279) 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 3 ways as a sum of consecutive naturals, for example, 37316 + ... + 37643.

It is an arithmetic number, because the mean of its divisors is an integer number (1836520).

Almost surely, 2^12293276 is an apocalyptic number.

It is an amenable number.

12293276 is a deficient number, since it is larger than the sum of its proper divisors (9744964).

12293276 is a wasteful number, since it uses less digits than its factorization.

12293276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75004 (or 75002 counting only the distinct ones).

The product of its digits is 9072, while the sum is 32.

The square root of 12293276 is about 3506.1768352438. The cubic root of 12293276 is about 230.7929530371.

It can be divided in two parts, 1229 and 3276, that multiplied together give a palindrome (4026204).

The spelling of 12293276 in words is "twelve million, two hundred ninety-three thousand, two hundred seventy-six".