820884048 has 20 divisors (see below), whose sum is σ = 2120617248. Its totient is φ = 273628000.

The previous prime is 820883993. The next prime is 820884073. The reversal of 820884048 is 840488028.

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, 8550828 + ... + 8550923.

Almost surely, 2^820884048 is an apocalyptic number.

It is an amenable number.

820884048 is an abundant number, since it is smaller than the sum of its proper divisors (1299733200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

820884048 is a wasteful number, since it uses less digits than its factorization.

820884048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17101762 (or 17101756 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 42.

The square root of 820884048 is about 28651.0741159908. The cubic root of 820884048 is about 936.3264074545.

The spelling of 820884048 in words is "eight hundred twenty million, eight hundred eighty-four thousand, forty-eight".