12255849 has 12 divisors (see below), whose sum is σ = 18472896. Its totient is φ = 7815192.

The previous prime is 12255847. The next prime is 12255871. The reversal of 12255849 is 94855221.

It is not a de Polignac number, because 12255849 - 2¹ = 12255847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12255847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29397 + ... + 29810.

It is an arithmetic number, because the mean of its divisors is an integer number (1539408).

Almost surely, 2^12255849 is an apocalyptic number.

It is an amenable number.

12255849 is a deficient number, since it is larger than the sum of its proper divisors (6217047).

12255849 is a wasteful number, since it uses less digits than its factorization.

12255849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59236 (or 59233 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 12255849 is about 3500.8354717124. The cubic root of 12255849 is about 230.5584978017.

The spelling of 12255849 in words is "twelve million, two hundred fifty-five thousand, eight hundred forty-nine".