28246888 has 16 divisors (see below), whose sum is σ = 53046180. Its totient is φ = 14101248.

The previous prime is 28246861. The next prime is 28246891. The reversal of 28246888 is 88864282.

It can be written as a sum of positive squares in 2 ways, for example, as 28068804 + 178084 = 5298^2 + 422^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3456 + ... + 8272.

Almost surely, 2^28246888 is an apocalyptic number.

It is an amenable number.

28246888 is a deficient number, since it is larger than the sum of its proper divisors (24799292).

28246888 is a wasteful number, since it uses less digits than its factorization.

28246888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5556 (or 5552 counting only the distinct ones).

The product of its digits is 393216, while the sum is 46.

The square root of 28246888 is about 5314.7801459703. The cubic root of 28246888 is about 304.5487836652.

The spelling of 28246888 in words is "twenty-eight million, two hundred forty-six thousand, eight hundred eighty-eight".