28882808 has 8 divisors (see below), whose sum is σ = 54155280. Its totient is φ = 14441400.

The previous prime is 28882807. The next prime is 28882837. The reversal of 28882808 is 80828882.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28882807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1805168 + ... + 1805183.

It is an arithmetic number, because the mean of its divisors is an integer number (6769410).

Almost surely, 2^28882808 is an apocalyptic number.

It is an amenable number.

28882808 is a deficient number, since it is larger than the sum of its proper divisors (25272472).

28882808 is a wasteful number, since it uses less digits than its factorization.

28882808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3610357 (or 3610353 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 44.

The square root of 28882808 is about 5374.2727880151. The cubic root of 28882808 is about 306.8172721706.

The spelling of 28882808 in words is "twenty-eight million, eight hundred eighty-two thousand, eight hundred eight".