28825708 has 12 divisors (see below), whose sum is σ = 50707720. Its totient is φ = 14337792.

The previous prime is 28825697. The next prime is 28825723. The reversal of 28825708 is 80752882.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 17898 + ... + 19441.

Almost surely, 2^28825708 is an apocalyptic number.

It is an amenable number.

28825708 is a deficient number, since it is larger than the sum of its proper divisors (21882012).

28825708 is a wasteful number, since it uses less digits than its factorization.

28825708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37536 (or 37534 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 40.

The square root of 28825708 is about 5368.9578132073. The cubic root of 28825708 is about 306.6149508465.

The spelling of 28825708 in words is "twenty-eight million, eight hundred twenty-five thousand, seven hundred eight".