298843 has 4 divisors (see below), whose sum is σ = 316440. Its totient is φ = 281248.

The previous prime is 298841. The next prime is 298847. The reversal of 298843 is 348892.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 298843 - 2¹ = 298841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 298799 and 298808.

It is not an unprimeable number, because it can be changed into a prime (298841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8773 + ... + 8806.

It is an arithmetic number, because the mean of its divisors is an integer number (79110).

2²⁹⁸⁸⁴³ is an apocalyptic number.

298843 is a deficient number, since it is larger than the sum of its proper divisors (17597).

298843 is a wasteful number, since it uses less digits than its factorization.

298843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17596.

The product of its digits is 13824, while the sum is 34.

The square root of 298843 is about 546.6653455269. The cubic root of 298843 is about 66.8571248117.

The spelling of 298843 in words is "two hundred ninety-eight thousand, eight hundred forty-three".