27666674 has 12 divisors (see below), whose sum is σ = 48275694. Its totient is φ = 11857104.

The previous prime is 27666671. The next prime is 27666721. The reversal of 27666674 is 47666672.

It is a happy number.

27666674 is nontrivially palindromic in base 6.

It can be written as a sum of positive squares in only one way, i.e., 27636049 + 30625 = 5257^2 + 175^2 .

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (27666671) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141059 + ... + 141254.

Almost surely, 2^27666674 is an apocalyptic number.

27666674 is a deficient number, since it is larger than the sum of its proper divisors (20609020).

27666674 is a wasteful number, since it uses less digits than its factorization.

27666674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282329 (or 282322 counting only the distinct ones).

The product of its digits is 508032, while the sum is 44.

The square root of 27666674 is about 5259.9119764498. The cubic root of 27666674 is about 302.4491146792.

The spelling of 27666674 in words is "twenty-seven million, six hundred sixty-six thousand, six hundred seventy-four".