27668968 has 16 divisors (see below), whose sum is σ = 52858980. Its totient is φ = 13573248.

The previous prime is 27668951. The next prime is 27668999. The reversal of 27668968 is 86986672.

It can be written as a sum of positive squares in 2 ways, for example, as 27436644 + 232324 = 5238^2 + 482^2 .

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, 32205 + ... + 33052.

Almost surely, 2^27668968 is an apocalyptic number.

It is an amenable number.

27668968 is a deficient number, since it is larger than the sum of its proper divisors (25190012).

27668968 is a wasteful number, since it uses less digits than its factorization.

27668968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65316 (or 65312 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 52.

The square root of 27668968 is about 5260.1300364154. The cubic root of 27668968 is about 302.4574737022.

The spelling of 27668968 in words is "twenty-seven million, six hundred sixty-eight thousand, nine hundred sixty-eight".