998316 has 36 divisors (see below), whose sum is σ = 2754024. Its totient is φ = 302400.

The previous prime is 998311. The next prime is 998329. The reversal of 998316 is 613899.

It is a tau number, because it is divible by the number of its divisors (36).

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 998316.

It is not an unprimeable number, because it can be changed into a prime (998311) by changing a digit.

998316 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 865 + ... + 1656.

2⁹⁹⁸³¹⁶ is an apocalyptic number.

It is an amenable number.

998316 is an abundant number, since it is smaller than the sum of its proper divisors (1755708).

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

998316 is a wasteful number, since it uses less digits than its factorization.

998316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2542 (or 2537 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 998316 is about 999.1576452192. The cubic root of 998316 is about 99.9438351276.

It can be divided in two parts, 9983 and 16, that added together give a palindrome (9999).

The spelling of 998316 in words is "nine hundred ninety-eight thousand, three hundred sixteen".