828842 has 16 divisors (see below), whose sum is σ = 1442112. Its totient is φ = 349920.

The previous prime is 828833. The next prime is 828859. The reversal of 828842 is 248828.

828842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 828799 and 828808.

It is an unprimeable number.

828842 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617 + ... + 1427.

It is an arithmetic number, because the mean of its divisors is an integer number (90132).

2⁸²⁸⁸⁴² is an apocalyptic number.

828842 is a deficient number, since it is larger than the sum of its proper divisors (613270).

828842 is a wasteful number, since it uses less digits than its factorization.

828842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893.

The product of its digits is 8192, while the sum is 32.

The square root of 828842 is about 910.4076010228. The cubic root of 828842 is about 93.9342379936.

The spelling of 828842 in words is "eight hundred twenty-eight thousand, eight hundred forty-two".