12226315 has 16 divisors (see below), whose sum is σ = 15730848. Its totient is φ = 9089536.

The previous prime is 12226309. The next prime is 12226321. The reversal of 12226315 is 51362221.

It is an interprime number because it is at equal distance from previous prime (12226309) and next prime (12226321).

It is a cyclic number.

It is not a de Polignac number, because 12226315 - 2⁷ = 12226187 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6189 + ... + 7921.

It is an arithmetic number, because the mean of its divisors is an integer number (983178).

Almost surely, 2^12226315 is an apocalyptic number.

12226315 is a deficient number, since it is larger than the sum of its proper divisors (3504533).

12226315 is a wasteful number, since it uses less digits than its factorization.

12226315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838.

The product of its digits is 720, while the sum is 22.

The square root of 12226315 is about 3496.6147914805. The cubic root of 12226315 is about 230.3731497915.

Adding to 12226315 its reverse (51362221), we get a palindrome (63588536).

The spelling of 12226315 in words is "twelve million, two hundred twenty-six thousand, three hundred fifteen".