12066546 has 32 divisors (see below), whose sum is σ = 24950016. Its totient is φ = 3888000.

The previous prime is 12066517. The next prime is 12066547. The reversal of 12066546 is 64566021.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (12066547) 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 15 ways as a sum of consecutive naturals, for example, 44391 + ... + 44661.

It is an arithmetic number, because the mean of its divisors is an integer number (779688).

Almost surely, 2^12066546 is an apocalyptic number.

12066546 is an abundant number, since it is smaller than the sum of its proper divisors (12883470).

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

12066546 is a wasteful number, since it uses less digits than its factorization.

12066546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 12066546 is about 3473.6934234328. The cubic root of 12066546 is about 229.3652694806.

It can be divided in two parts, 120 and 66546, that added together give a palindrome (66666).

The spelling of 12066546 in words is "twelve million, sixty-six thousand, five hundred forty-six".