985828 has 12 divisors (see below), whose sum is σ = 1772092. Its totient is φ = 479520.

The previous prime is 985819. The next prime is 985867. The reversal of 985828 is 828589.

It is a happy number.

985828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 906304 + 79524 = 952^2 + 282^2 .

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, 3183 + ... + 3478.

2⁹⁸⁵⁸²⁸ is an apocalyptic number.

It is an amenable number.

985828 is a deficient number, since it is larger than the sum of its proper divisors (786264).

985828 is a wasteful number, since it uses less digits than its factorization.

985828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6702 (or 6700 counting only the distinct ones).

The product of its digits is 46080, while the sum is 40.

The square root of 985828 is about 992.8887148115. Note that the first 3 decimals coincide. The cubic root of 985828 is about 99.5253506444.

The spelling of 985828 in words is "nine hundred eighty-five thousand, eight hundred twenty-eight".