27612668 has 6 divisors (see below), whose sum is σ = 48322176. Its totient is φ = 13806332.

The previous prime is 27612659. The next prime is 27612671. The reversal of 27612668 is 86621672.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3451580 + ... + 3451587.

It is an arithmetic number, because the mean of its divisors is an integer number (8053696).

Almost surely, 2^27612668 is an apocalyptic number.

It is an amenable number.

27612668 is a deficient number, since it is larger than the sum of its proper divisors (20709508).

27612668 is a wasteful number, since it uses less digits than its factorization.

27612668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6903171 (or 6903169 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 27612668 is about 5254.7757326074. The cubic root of 27612668 is about 302.2521905556.

The spelling of 27612668 in words is "twenty-seven million, six hundred twelve thousand, six hundred sixty-eight".