12066684 has 24 divisors (see below), whose sum is σ = 32178048. Its totient is φ = 3447600.

The previous prime is 12066683. The next prime is 12066689. The reversal of 12066684 is 48666021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12066683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71742 + ... + 71909.

It is an arithmetic number, because the mean of its divisors is an integer number (1340752).

Almost surely, 2^12066684 is an apocalyptic number.

12066684 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12066684 is an abundant number, since it is smaller than the sum of its proper divisors (20111364).

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

12066684 is a wasteful number, since it uses less digits than its factorization.

12066684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143665 (or 143663 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 12066684 is about 3473.7132869596. The cubic root of 12066684 is about 229.3661438619.

The spelling of 12066684 in words is "twelve million, sixty-six thousand, six hundred eighty-four".