998043 has 8 divisors (see below), whose sum is σ = 1356048. Its totient is φ = 652704.

The previous prime is 998029. The next prime is 998069. The reversal of 998043 is 340899.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 998043 - 2⁴ = 998027 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 997995 and 998013.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 998043.

It is not an unprimeable number, because it can be changed into a prime (998083) by changing a digit.

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, 2980 + ... + 3297.

It is an arithmetic number, because the mean of its divisors is an integer number (169506).

2⁹⁹⁸⁰⁴³ is an apocalyptic number.

998043 is a deficient number, since it is larger than the sum of its proper divisors (358005).

998043 is a wasteful number, since it uses less digits than its factorization.

998043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6333.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 998043 is about 999.0210207999. The cubic root of 998043 is about 99.9347240665.

The spelling of 998043 in words is "nine hundred ninety-eight thousand, forty-three".