12164856 has 96 divisors (see below), whose sum is σ = 34473600. Its totient is φ = 3572800.

The previous prime is 12164851. The next prime is 12164857. The reversal of 12164856 is 65846121.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12164851) 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, 171301 + ... + 171371.

It is an arithmetic number, because the mean of its divisors is an integer number (359100).

Almost surely, 2^12164856 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 12164856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17236800).

12164856 is an abundant number, since it is smaller than the sum of its proper divisors (22308744).

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

12164856 is a wasteful number, since it uses less digits than its factorization.

12164856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161 (or 146 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 12164856 is about 3487.8153620856. The cubic root of 12164856 is about 229.9864894395.

The spelling of 12164856 in words is "twelve million, one hundred sixty-four thousand, eight hundred fifty-six".