27066012 has 12 divisors (see below), whose sum is σ = 63154056. Its totient is φ = 9022000.

The previous prime is 27065993. The next prime is 27066029. The reversal of 27066012 is 21066072.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1127739 + ... + 1127762.

It is an arithmetic number, because the mean of its divisors is an integer number (5262838).

Almost surely, 2^27066012 is an apocalyptic number.

It is an amenable number.

27066012 is an abundant number, since it is smaller than the sum of its proper divisors (36088044).

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

27066012 is a wasteful number, since it uses less digits than its factorization.

27066012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2255508 (or 2255506 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 27066012 is about 5202.5005526189. The cubic root of 27066012 is about 300.2442899097.

The spelling of 27066012 in words is "twenty-seven million, sixty-six thousand, twelve".