998284 has 24 divisors (see below), whose sum is σ = 2022048. Its totient is φ = 422400.

The previous prime is 998281. The next prime is 998287. The reversal of 998284 is 482899.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (998281) and next prime (998287).

It is not an unprimeable number, because it can be changed into a prime (998281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2652 + ... + 3004.

It is an arithmetic number, because the mean of its divisors is an integer number (84252).

2⁹⁹⁸²⁸⁴ is an apocalyptic number.

It is an amenable number.

998284 is an abundant number, since it is smaller than the sum of its proper divisors (1023764).

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

998284 is a wasteful number, since it uses less digits than its factorization.

998284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 463 counting only the distinct ones).

The product of its digits is 41472, while the sum is 40.

The square root of 998284 is about 999.1416316018. The cubic root of 998284 is about 99.9427672504.

The spelling of 998284 in words is "nine hundred ninety-eight thousand, two hundred eighty-four".