12425166 has 48 divisors (see below), whose sum is σ = 30008160. Its totient is φ = 3689280.

The previous prime is 12425159. The next prime is 12425167. The reversal of 12425166 is 66152421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12425167) 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, 5871 + ... + 7701.

It is an arithmetic number, because the mean of its divisors is an integer number (625170).

Almost surely, 2^12425166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12425166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15004080).

12425166 is an abundant number, since it is smaller than the sum of its proper divisors (17582994).

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

12425166 is a wasteful number, since it uses less digits than its factorization.

12425166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881 (or 1878 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 12425166 is about 3524.9348930158. The cubic root of 12425166 is about 231.6153828364.

Adding to 12425166 its reverse (66152421), we get a palindrome (78577587).

The spelling of 12425166 in words is "twelve million, four hundred twenty-five thousand, one hundred sixty-six".