27716986 has 24 divisors (see below), whose sum is σ = 46582452. Its totient is φ = 12355200.

The previous prime is 27716957. The next prime is 27716989. The reversal of 27716986 is 68961772.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 26842761 + 874225 = 5181^2 + 935^2 .

It is not an unprimeable number, because it can be changed into a prime (27716989) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11746 + ... + 13906.

Almost surely, 2^27716986 is an apocalyptic number.

27716986 is a deficient number, since it is larger than the sum of its proper divisors (18865466).

27716986 is a wasteful number, since it uses less digits than its factorization.

27716986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2238 (or 2227 counting only the distinct ones).

The product of its digits is 254016, while the sum is 46.

The square root of 27716986 is about 5264.6923936732. The cubic root of 27716986 is about 302.6323387897.

The spelling of 27716986 in words is "twenty-seven million, seven hundred sixteen thousand, nine hundred eighty-six".