12225174 has 16 divisors (see below), whose sum is σ = 26331312. Its totient is φ = 3761568.

The previous prime is 12225149. The next prime is 12225179. The reversal of 12225174 is 47152221.

12225174 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12225179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78289 + ... + 78444.

It is an arithmetic number, because the mean of its divisors is an integer number (1645707).

Almost surely, 2^12225174 is an apocalyptic number.

12225174 is an abundant number, since it is smaller than the sum of its proper divisors (14106138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12225174 is a wasteful number, since it uses less digits than its factorization.

12225174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156751.

The product of its digits is 1120, while the sum is 24.

The square root of 12225174 is about 3496.4516298671. The cubic root of 12225174 is about 230.3659831748.

Adding to 12225174 its reverse (47152221), we get a palindrome (59377395).

The spelling of 12225174 in words is "twelve million, two hundred twenty-five thousand, one hundred seventy-four".