12522267 has 6 divisors (see below), whose sum is σ = 18087732. Its totient is φ = 8348172.

The previous prime is 12522253. The next prime is 12522269. The reversal of 12522267 is 76222521.

It is not a de Polignac number, because 12522267 - 2⁸ = 12522011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12522267.

It is not an unprimeable number, because it can be changed into a prime (12522269) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 695673 + ... + 695690.

It is an arithmetic number, because the mean of its divisors is an integer number (3014622).

Almost surely, 2^12522267 is an apocalyptic number.

12522267 is a deficient number, since it is larger than the sum of its proper divisors (5565465).

12522267 is a wasteful number, since it uses less digits than its factorization.

12522267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391369 (or 1391366 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 12522267 is about 3538.6815341310. The cubic root of 12522267 is about 232.2171656124.

Adding to 12522267 its reverse (76222521), we get a palindrome (88744788).

The spelling of 12522267 in words is "twelve million, five hundred twenty-two thousand, two hundred sixty-seven".