27928216 has 16 divisors (see below), whose sum is σ = 53643240. Its totient is φ = 13623360.

The previous prime is 27928207. The next prime is 27928253. The reversal of 27928216 is 61282972.

It is a congruent number.

It is an unprimeable number.

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, 42246 + ... + 42901.

Almost surely, 2^27928216 is an apocalyptic number.

It is an amenable number.

27928216 is a deficient number, since it is larger than the sum of its proper divisors (25715024).

27928216 is a wasteful number, since it uses less digits than its factorization.

27928216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85194 (or 85190 counting only the distinct ones).

The product of its digits is 24192, while the sum is 37.

The square root of 27928216 is about 5284.7153187282. The cubic root of 27928216 is about 303.3991768938.

The spelling of 27928216 in words is "twenty-seven million, nine hundred twenty-eight thousand, two hundred sixteen".