821882 has 16 divisors (see below), whose sum is σ = 1363392. Its totient is φ = 369600.

The previous prime is 821879. The next prime is 821897. The reversal of 821882 is 288128.

821882 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257 + ... + 1307.

It is an arithmetic number, because the mean of its divisors is an integer number (85212).

2⁸²¹⁸⁸² is an apocalyptic number.

821882 is a deficient number, since it is larger than the sum of its proper divisors (541510).

821882 is a wasteful number, since it uses less digits than its factorization.

821882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093.

The product of its digits is 2048, while the sum is 29.

The square root of 821882 is about 906.5770789072. The cubic root of 821882 is about 93.6705685711.

The spelling of 821882 in words is "eight hundred twenty-one thousand, eight hundred eighty-two".