820882 has 8 divisors (see below), whose sum is σ = 1264716. Its totient is φ = 399312.

The previous prime is 820873. The next prime is 820891. The reversal of 820882 is 288028.

It is an interprime number because it is at equal distance from previous prime (820873) and next prime (820891).

It can be written as a sum of positive squares in 2 ways, for example, as 690561 + 130321 = 831^2 + 361^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 820882.

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, 5473 + ... + 5620.

2⁸²⁰⁸⁸² is an apocalyptic number.

820882 is a deficient number, since it is larger than the sum of its proper divisors (443834).

820882 is a wasteful number, since it uses less digits than its factorization.

820882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11132.

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 820882 is about 906.0253859578. The cubic root of 820882 is about 93.6325628783.

The spelling of 820882 in words is "eight hundred twenty thousand, eight hundred eighty-two".