12258256 has 20 divisors (see below), whose sum is σ = 23869504. Its totient is φ = 6098400.

The previous prime is 12258251. The next prime is 12258263. The reversal of 12258256 is 65285221.

12258256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12258251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1561 + ... + 5191.

Almost surely, 2^12258256 is an apocalyptic number.

12258256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12258256 is a deficient number, since it is larger than the sum of its proper divisors (11611248).

12258256 is a wasteful number, since it uses less digits than its factorization.

12258256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3850 (or 3844 counting only the distinct ones).

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

The square root of 12258256 is about 3501.1792299167. The cubic root of 12258256 is about 230.5735904044.

The spelling of 12258256 in words is "twelve million, two hundred fifty-eight thousand, two hundred fifty-six".