998324 has 24 divisors (see below), whose sum is σ = 1843968. Its totient is φ = 472320.

The previous prime is 998311. The next prime is 998329. The reversal of 998324 is 423899.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a plaindrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 998324.

It is not an unprimeable number, because it can be changed into a prime (998329) by changing a digit.

998324 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 7 ways as a sum of consecutive naturals, for example, 10244 + ... + 10340.

It is an arithmetic number, because the mean of its divisors is an integer number (76832).

2⁹⁹⁸³²⁴ is an apocalyptic number.

It is an amenable number.

998324 is a deficient number, since it is larger than the sum of its proper divisors (845644).

998324 is a wasteful number, since it uses less digits than its factorization.

998324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 213 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 998324 is about 999.1616485835. The cubic root of 998324 is about 99.9441020934.

The spelling of 998324 in words is "nine hundred ninety-eight thousand, three hundred twenty-four".