28835288 has 16 divisors (see below), whose sum is σ = 54675000. Its totient is φ = 14255296.

The previous prime is 28835269. The next prime is 28835297. The reversal of 28835288 is 88253882.

It is a congruent number.

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, 19538 + ... + 20961.

Almost surely, 2^28835288 is an apocalyptic number.

It is an amenable number.

28835288 is a deficient number, since it is larger than the sum of its proper divisors (25839712).

28835288 is a wasteful number, since it uses less digits than its factorization.

28835288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40594 (or 40590 counting only the distinct ones).

The product of its digits is 245760, while the sum is 44.

The square root of 28835288 is about 5369.8499047925. The cubic root of 28835288 is about 306.6489141162.

The spelling of 28835288 in words is "twenty-eight million, eight hundred thirty-five thousand, two hundred eighty-eight".