27728048 has 10 divisors (see below), whose sum is σ = 53723124. Its totient is φ = 13864016.

The previous prime is 27728047. The next prime is 27728069. The reversal of 27728048 is 84082772.

It is not an unprimeable number, because it can be changed into a prime (27728047) 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 as a sum of consecutive naturals, namely, 866486 + ... + 866517.

Almost surely, 2^27728048 is an apocalyptic number.

It is an amenable number.

27728048 is a deficient number, since it is larger than the sum of its proper divisors (25995076).

27728048 is a wasteful number, since it uses less digits than its factorization.

27728048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1733011 (or 1733005 counting only the distinct ones).

The product of its (nonzero) digits is 50176, while the sum is 38.

The square root of 27728048 is about 5265.7428725679. The cubic root of 27728048 is about 302.6725941728.

The spelling of 27728048 in words is "twenty-seven million, seven hundred twenty-eight thousand, forty-eight".