12256338 has 16 divisors (see below), whose sum is σ = 24766560. Its totient is φ = 4043136.

The previous prime is 12256327. The next prime is 12256339. The reversal of 12256338 is 83365221.

It is not an unprimeable number, because it can be changed into a prime (12256339) 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, 9948 + ... + 11111.

It is an arithmetic number, because the mean of its divisors is an integer number (1547910).

Almost surely, 2^12256338 is an apocalyptic number.

12256338 is an abundant number, since it is smaller than the sum of its proper divisors (12510222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12256338 is a wasteful number, since it uses less digits than its factorization.

12256338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21161.

The product of its digits is 8640, while the sum is 30.

The square root of 12256338 is about 3500.9053114873. The cubic root of 12256338 is about 230.5615641365.

The spelling of 12256338 in words is "twelve million, two hundred fifty-six thousand, three hundred thirty-eight".