28088096 has 24 divisors (see below), whose sum is σ = 55874700. Its totient is φ = 13897728.

The previous prime is 28088089. The next prime is 28088111. The reversal of 28088096 is 69088082.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 27415696 + 672400 = 5236^2 + 820^2 .

It is a super-2 number, since 2×28088096² = 1577882273810432, which contains 22 as substring.

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, 1421 + ... + 7628.

Almost surely, 2^28088096 is an apocalyptic number.

It is an amenable number.

28088096 is a deficient number, since it is larger than the sum of its proper divisors (27786604).

28088096 is an equidigital number, since it uses as much as digits as its factorization.

28088096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9156 (or 9148 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 28088096 is about 5299.8203743146. The cubic root of 28088096 is about 303.9770296587.

The spelling of 28088096 in words is "twenty-eight million, eighty-eight thousand, ninety-six".