12356225 has 12 divisors (see below), whose sum is σ = 17510784. Its totient is φ = 8472720.

The previous prime is 12356209. The next prime is 12356231. The reversal of 12356225 is 52265321.

It is not a de Polignac number, because 12356225 - 2⁴ = 12356209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12356194 and 12356203.

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, 35129 + ... + 35478.

It is an arithmetic number, because the mean of its divisors is an integer number (1459232).

Almost surely, 2^12356225 is an apocalyptic number.

It is an amenable number.

12356225 is a deficient number, since it is larger than the sum of its proper divisors (5154559).

12356225 is an equidigital number, since it uses as much as digits as its factorization.

12356225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70624 (or 70619 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 12356225 is about 3515.1422446325. The cubic root of 12356225 is about 231.1862156686.

The spelling of 12356225 in words is "twelve million, three hundred fifty-six thousand, two hundred twenty-five".