12066906 has 24 divisors (see below), whose sum is σ = 25640640. Its totient is φ = 3785152.

The previous prime is 12066893. The next prime is 12066907. The reversal of 12066906 is 60966021.

It is a super-2 number, since 2×12066906² = 291220440825672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12066907) 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, 1746 + ... + 5213.

It is an arithmetic number, because the mean of its divisors is an integer number (1068360).

Almost surely, 2^12066906 is an apocalyptic number.

12066906 is an abundant number, since it is smaller than the sum of its proper divisors (13573734).

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

12066906 is a wasteful number, since it uses less digits than its factorization.

12066906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6998 (or 6981 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 12066906 is about 3473.7452410907. The cubic root of 12066906 is about 229.3675504613.

The spelling of 12066906 in words is "twelve million, sixty-six thousand, nine hundred six".