873282280 has 64 divisors (see below), whose sum is σ = 2129218560. Its totient is φ = 320433408.

The previous prime is 873282257. The next prime is 873282281. The reversal of 873282280 is 82282378.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (873282281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79609 + ... + 89911.

It is an arithmetic number, because the mean of its divisors is an integer number (33269040).

Almost surely, 2^873282280 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 873282280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1064609280).

873282280 is an abundant number, since it is smaller than the sum of its proper divisors (1255936280).

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

873282280 is a wasteful number, since it uses less digits than its factorization.

873282280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10490 (or 10486 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 40.

The square root of 873282280 is about 29551.3498845653. The cubic root of 873282280 is about 955.8392994473.

The spelling of 873282280 in words is "eight hundred seventy-three million, two hundred eighty-two thousand, two hundred eighty".