819882 has 48 divisors (see below), whose sum is σ = 2114112. Its totient is φ = 233280.

The previous prime is 819853. The next prime is 819899. The reversal of 819882 is 288918.

It is a nialpdrome in base 7.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3282 + ... + 3522.

It is an arithmetic number, because the mean of its divisors is an integer number (44044).

2⁸¹⁹⁸⁸² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 819882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1057056).

819882 is an abundant number, since it is smaller than the sum of its proper divisors (1294230).

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

819882 is a wasteful number, since it uses less digits than its factorization.

819882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265 (or 253 counting only the distinct ones).

The product of its digits is 9216, while the sum is 36.

The square root of 819882 is about 905.4733568692. The cubic root of 819882 is about 93.5945263071.

Adding to 819882 its sum of digits (36), we get a palindrome (819918).

The spelling of 819882 in words is "eight hundred nineteen thousand, eight hundred eighty-two".