985284 has 30 divisors (see below), whose sum is σ = 2576574. Its totient is φ = 328320.

The previous prime is 985279. The next prime is 985291. The reversal of 985284 is 482589.

It can be written as a sum of positive squares in only one way, i.e., 980100 + 5184 = 990^2 + 72^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 985284.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1197 + ... + 1844.

2⁹⁸⁵²⁸⁴ is an apocalyptic number.

It is an amenable number.

985284 is an abundant number, since it is smaller than the sum of its proper divisors (1591290).

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

985284 is a wasteful number, since it uses less digits than its factorization.

985284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3057 (or 3046 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 985284 is about 992.6147288853. The cubic root of 985284 is about 99.5070405698.

The spelling of 985284 in words is "nine hundred eighty-five thousand, two hundred eighty-four".