12272264 has 32 divisors (see below), whose sum is σ = 23777280. Its totient is φ = 5935104.

The previous prime is 12272263. The next prime is 12272269. The reversal of 12272264 is 46227221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12272261) 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, 47624 + ... + 47880.

It is an arithmetic number, because the mean of its divisors is an integer number (743040).

Almost surely, 2^12272264 is an apocalyptic number.

It is an amenable number.

12272264 is a deficient number, since it is larger than the sum of its proper divisors (11505016).

12272264 is a wasteful number, since it uses less digits than its factorization.

12272264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437 (or 433 counting only the distinct ones).

The product of its digits is 2688, while the sum is 26.

The square root of 12272264 is about 3503.1791275925. The cubic root of 12272264 is about 230.6613855288.

Adding to 12272264 its reverse (46227221), we get a palindrome (58499485).

The spelling of 12272264 in words is "twelve million, two hundred seventy-two thousand, two hundred sixty-four".