27683216 has 20 divisors (see below), whose sum is σ = 58512624. Its totient is φ = 12583200.

The previous prime is 27683167. The next prime is 27683219. The reversal of 27683216 is 61238672.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (27683219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78470 + ... + 78821.

Almost surely, 2^27683216 is an apocalyptic number.

It is an amenable number.

27683216 is an abundant number, since it is smaller than the sum of its proper divisors (30829408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27683216 is a wasteful number, since it uses less digits than its factorization.

27683216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157310 (or 157304 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 27683216 is about 5261.4842012497. The cubic root of 27683216 is about 302.5093811266.

The spelling of 27683216 in words is "twenty-seven million, six hundred eighty-three thousand, two hundred sixteen".