27118668 has 12 divisors (see below), whose sum is σ = 63276920. Its totient is φ = 9039552.

The previous prime is 27118667. The next prime is 27118717. The reversal of 27118668 is 86681172.

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

It is not an unprimeable number, because it can be changed into a prime (27118661) 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 3 ways as a sum of consecutive naturals, for example, 1129933 + ... + 1129956.

Almost surely, 2^27118668 is an apocalyptic number.

It is an amenable number.

27118668 is an abundant number, since it is smaller than the sum of its proper divisors (36158252).

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

27118668 is a wasteful number, since it uses less digits than its factorization.

27118668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259896 (or 2259894 counting only the distinct ones).

The product of its digits is 32256, while the sum is 39.

The square root of 27118668 is about 5207.5587370667. The cubic root of 27118668 is about 300.4388687787.

The spelling of 27118668 in words is "twenty-seven million, one hundred eighteen thousand, six hundred sixty-eight".