12032225 has 24 divisors (see below), whose sum is σ = 15966240. Its totient is φ = 8968320.

The previous prime is 12032221. The next prime is 12032233. The reversal of 12032225 is 52223021.

It is not a de Polignac number, because 12032225 - 2² = 12032221 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12032221) 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 23 ways as a sum of consecutive naturals, for example, 34502 + ... + 34848.

It is an arithmetic number, because the mean of its divisors is an integer number (665260).

Almost surely, 2^12032225 is an apocalyptic number.

It is an amenable number.

12032225 is a deficient number, since it is larger than the sum of its proper divisors (3934015).

12032225 is a wasteful number, since it uses less digits than its factorization.

12032225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449 (or 444 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 12032225 is about 3468.7497747748. The cubic root of 12032225 is about 229.1476009850.

Adding to 12032225 its reverse (52223021), we get a palindrome (64255246).

The spelling of 12032225 in words is "twelve million, thirty-two thousand, two hundred twenty-five".