27668216 has 16 divisors (see below), whose sum is σ = 52504200. Its totient is φ = 13667104.

The previous prime is 27668189. The next prime is 27668293. The reversal of 27668216 is 61286672.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 27668216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20171 + ... + 21498.

Almost surely, 2^27668216 is an apocalyptic number.

It is an amenable number.

27668216 is a deficient number, since it is larger than the sum of its proper divisors (24835984).

27668216 is a wasteful number, since it uses less digits than its factorization.

27668216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41758 (or 41754 counting only the distinct ones).

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

The square root of 27668216 is about 5260.0585548072. The cubic root of 27668216 is about 302.4547335677.

The spelling of 27668216 in words is "twenty-seven million, six hundred sixty-eight thousand, two hundred sixteen".