12246225 has 24 divisors (see below), whose sum is σ = 20355840. Its totient is φ = 6496320.

The previous prime is 12246211. The next prime is 12246287. The reversal of 12246225 is 52264221.

It is a happy number.

It is not a de Polignac number, because 12246225 - 2²⁰ = 11197649 is a prime.

It is a Curzon number.

It is a zygodrome in base 5.

It is a junction number, because it is equal to n+sod(n) for n = 12246195 and 12246204.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19872 + ... + 20478.

It is an arithmetic number, because the mean of its divisors is an integer number (848160).

Almost surely, 2^12246225 is an apocalyptic number.

12246225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12246225 is a deficient number, since it is larger than the sum of its proper divisors (8109615).

12246225 is a wasteful number, since it uses less digits than its factorization.

12246225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889 (or 884 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 12246225 is about 3499.4606727323. The cubic root of 12246225 is about 230.4981327184.

The spelling of 12246225 in words is "twelve million, two hundred forty-six thousand, two hundred twenty-five".