12285256 has 16 divisors (see below), whose sum is σ = 23126400. Its totient is φ = 6118224.

The previous prime is 12285253. The next prime is 12285257. The reversal of 12285256 is 65258221.

It is not an unprimeable number, because it can be changed into a prime (12285253) 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, 816 + ... + 5023.

It is an arithmetic number, because the mean of its divisors is an integer number (1445400).

Almost surely, 2^12285256 is an apocalyptic number.

It is an amenable number.

12285256 is a deficient number, since it is larger than the sum of its proper divisors (10841144).

12285256 is a wasteful number, since it uses less digits than its factorization.

12285256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6108 (or 6104 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The square root of 12285256 is about 3505.0329527695. The cubic root of 12285256 is about 230.7427531787.

The spelling of 12285256 in words is "twelve million, two hundred eighty-five thousand, two hundred fifty-six".