28982282 has 16 divisors (see below), whose sum is σ = 49781952. Its totient is φ = 12396480.

The previous prime is 28982279. The next prime is 28982293. The reversal of 28982282 is 28228982.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6557 + ... + 10047.

It is an arithmetic number, because the mean of its divisors is an integer number (3111372).

Almost surely, 2^28982282 is an apocalyptic number.

28982282 is a deficient number, since it is larger than the sum of its proper divisors (20799670).

28982282 is a wasteful number, since it uses less digits than its factorization.

28982282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4093.

The product of its digits is 73728, while the sum is 41.

The square root of 28982282 is about 5383.5194807858. The cubic root of 28982282 is about 307.1691005004.

The spelling of 28982282 in words is "twenty-eight million, nine hundred eighty-two thousand, two hundred eighty-two".