28799282 has 8 divisors (see below), whose sum is σ = 43539456. Its totient is φ = 14286132.

The previous prime is 28799273. The next prime is 28799311. The reversal of 28799282 is 28299782.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 56438 + ... + 56945.

It is an arithmetic number, because the mean of its divisors is an integer number (5442432).

Almost surely, 2^28799282 is an apocalyptic number.

28799282 is a deficient number, since it is larger than the sum of its proper divisors (14740174).

28799282 is a wasteful number, since it uses less digits than its factorization.

28799282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113512.

The product of its digits is 290304, while the sum is 47.

The square root of 28799282 is about 5366.4962498822. The cubic root of 28799282 is about 306.5212256669.

Subtracting from 28799282 its reverse (28299782), we obtain a triangular number (499500 = T₉₉₉).

The spelling of 28799282 in words is "twenty-eight million, seven hundred ninety-nine thousand, two hundred eighty-two".