12255982 has 8 divisors (see below), whose sum is σ = 18420696. Its totient is φ = 6115752.

The previous prime is 12255979. The next prime is 12255983. The reversal of 12255982 is 28955221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12255983) 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, 4813 + ... + 6904.

It is an arithmetic number, because the mean of its divisors is an integer number (2302587).

Almost surely, 2^12255982 is an apocalyptic number.

12255982 is a deficient number, since it is larger than the sum of its proper divisors (6164714).

12255982 is a wasteful number, since it uses less digits than its factorization.

12255982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12242.

The product of its digits is 14400, while the sum is 34.

The square root of 12255982 is about 3500.8544671266. The cubic root of 12255982 is about 230.5593318027.

The spelling of 12255982 in words is "twelve million, two hundred fifty-five thousand, nine hundred eighty-two".