12084156 has 72 divisors (see below), whose sum is σ = 35409920. Its totient is φ = 3403296.

The previous prime is 12084151. The next prime is 12084157. The reversal of 12084156 is 65148021.

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12084151) 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 23 ways as a sum of consecutive naturals, for example, 19605 + ... + 20211.

Almost surely, 2^12084156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12084156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17704960).

12084156 is an abundant number, since it is smaller than the sum of its proper divisors (23325764).

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

12084156 is a wasteful number, since it uses less digits than its factorization.

12084156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703 (or 698 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 12084156 is about 3476.2272652978. The cubic root of 12084156 is about 229.4767943273.

The spelling of 12084156 in words is "twelve million, eighty-four thousand, one hundred fifty-six".