27085666 has 8 divisors (see below), whose sum is σ = 41619564. Its totient is φ = 13212480.

The previous prime is 27085649. The next prime is 27085673. The reversal of 27085666 is 66658072.

It can be written as a sum of positive squares in 2 ways, for example, as 24790441 + 2295225 = 4979^2 + 1515^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 165075 + ... + 165238.

Almost surely, 2^27085666 is an apocalyptic number.

27085666 is a deficient number, since it is larger than the sum of its proper divisors (14533898).

27085666 is a wasteful number, since it uses less digits than its factorization.

27085666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330356.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 27085666 is about 5204.3891092039. The cubic root of 27085666 is about 300.3169465133.

The spelling of 27085666 in words is "twenty-seven million, eighty-five thousand, six hundred sixty-six".