27660004 has 12 divisors (see below), whose sum is σ = 48441904. Its totient is φ = 13819464.

The previous prime is 27660001. The next prime is 27660019. The reversal of 27660004 is 40006672.

It is not an unprimeable number, because it can be changed into a prime (27660001) 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, 8467 + ... + 11269.

Almost surely, 2^27660004 is an apocalyptic number.

It is an amenable number.

27660004 is a deficient number, since it is larger than the sum of its proper divisors (20781900).

27660004 is a wasteful number, since it uses less digits than its factorization.

27660004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5274 (or 5272 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 27660004 is about 5259.2778972022. The cubic root of 27660004 is about 302.4248074840.

Adding to 27660004 its reverse (40006672), we get a palindrome (67666676).

The spelling of 27660004 in words is "twenty-seven million, six hundred sixty thousand, four".