280080882 has 96 divisors (see below), whose sum is σ = 671077440. Its totient is φ = 86561280.

The previous prime is 280080859. The next prime is 280080883. The reversal of 280080882 is 288080082.

It is not an unprimeable number, because it can be changed into a prime (280080883) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2044318 + ... + 2044454.

It is an arithmetic number, because the mean of its divisors is an integer number (6990390).

Almost surely, 2^280080882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 280080882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (335538720).

280080882 is an abundant number, since it is smaller than the sum of its proper divisors (390996558).

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

280080882 is a wasteful number, since it uses less digits than its factorization.

280080882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 290 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 36.

The square root of 280080882 is about 16735.6171681836. The cubic root of 280080882 is about 654.2762489221.

The spelling of 280080882 in words is "two hundred eighty million, eighty thousand, eight hundred eighty-two".