12166362 has 80 divisors (see below), whose sum is σ = 30187080. Its totient is φ = 3639168.

The previous prime is 12166361. The next prime is 12166369. The reversal of 12166362 is 26366121.

12166362 is a `hidden beast` number, since 1 + 21 + 6 + 636 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10556001 + 1610361 = 3249^2 + 1269^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12166361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 111564 + ... + 111672.

Almost surely, 2^12166362 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12166362, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15093540).

12166362 is an abundant number, since it is smaller than the sum of its proper divisors (18020718).

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

12166362 is a wasteful number, since it uses less digits than its factorization.

12166362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189 (or 180 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 12166362 is about 3488.0312498600. The cubic root of 12166362 is about 229.9959797659.

The spelling of 12166362 in words is "twelve million, one hundred sixty-six thousand, three hundred sixty-two".