27382666 has 8 divisors (see below), whose sum is σ = 41112324. Its totient is φ = 13678560.

The previous prime is 27382657. The next prime is 27382669. The reversal of 27382666 is 66628372.

It can be written as a sum of positive squares in 2 ways, for example, as 20439441 + 6943225 = 4521^2 + 2635^2 .

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

It is not an unprimeable number, because it can be changed into a prime (27382669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3435 + ... + 8158.

Almost surely, 2^27382666 is an apocalyptic number.

27382666 is a deficient number, since it is larger than the sum of its proper divisors (13729658).

27382666 is a wasteful number, since it uses less digits than its factorization.

27382666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12776.

The product of its digits is 145152, while the sum is 40.

The square root of 27382666 is about 5232.8449241307. The cubic root of 27382666 is about 301.4106380857.

The spelling of 27382666 in words is "twenty-seven million, three hundred eighty-two thousand, six hundred sixty-six".