12166850 has 24 divisors (see below), whose sum is σ = 23160720. Its totient is φ = 4752720.

The previous prime is 12166841. The next prime is 12166853. The reversal of 12166850 is 5866121.

It is a happy number.

12166850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12166853) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 680 + ... + 4979.

It is an arithmetic number, because the mean of its divisors is an integer number (965030).

Almost surely, 2^12166850 is an apocalyptic number.

12166850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12166850 is a deficient number, since it is larger than the sum of its proper divisors (10993870).

12166850 is a wasteful number, since it uses less digits than its factorization.

12166850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5714 (or 5709 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 12166850 is about 3488.1012026603. The cubic root of 12166850 is about 229.9990548165. Note that the first 3 decimals are identical.

The spelling of 12166850 in words is "twelve million, one hundred sixty-six thousand, eight hundred fifty".