12167225 has 24 divisors (see below), whose sum is σ = 17373888. Its totient is φ = 8280000.

The previous prime is 12167213. The next prime is 12167227. The reversal of 12167225 is 52276121.

12167225 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12167225 - 2¹⁰ = 12166201 is a prime.

12167225 is strictly pandigital in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 12167194 and 12167203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12167227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43787 + ... + 44063.

It is an arithmetic number, because the mean of its divisors is an integer number (723912).

Almost surely, 2^12167225 is an apocalyptic number.

It is an amenable number.

12167225 is a deficient number, since it is larger than the sum of its proper divisors (5206663).

12167225 is a wasteful number, since it uses less digits than its factorization.

12167225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545 (or 540 counting only the distinct ones).

The product of its digits is 1680, while the sum is 26.

The square root of 12167225 is about 3488.1549564204. The cubic root of 12167225 is about 230.0014177606.

The spelling of 12167225 in words is "twelve million, one hundred sixty-seven thousand, two hundred twenty-five".