12266225 has 12 divisors (see below), whose sum is σ = 15259440. Its totient is φ = 9781200.

The previous prime is 12266213. The next prime is 12266237. The reversal of 12266225 is 52266221.

It is an interprime number because it is at equal distance from previous prime (12266213) and next prime (12266237).

It is not a de Polignac number, because 12266225 - 2⁴ = 12266209 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12266194 and 12266203.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9890 + ... + 11060.

It is an arithmetic number, because the mean of its divisors is an integer number (1271620).

Almost surely, 2^12266225 is an apocalyptic number.

It is an amenable number.

12266225 is a deficient number, since it is larger than the sum of its proper divisors (2993215).

12266225 is a wasteful number, since it uses less digits than its factorization.

12266225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600 (or 1595 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 12266225 is about 3502.3170901562. The cubic root of 12266225 is about 230.6235442999.

The spelling of 12266225 in words is "twelve million, two hundred sixty-six thousand, two hundred twenty-five".