998846 has 4 divisors (see below), whose sum is σ = 1498272.
Its totient is φ = 499422.
The previous prime is 998843. The next prime is 998857. The reversal of 998846 is 648899.
It is a semiprime because it is the product of two primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 998797 and 998806.
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 998846.
It is not an unprimeable number, because it can be changed into a prime (998843) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249710 + ... + 249713.
It is an arithmetic number, because the mean of its divisors is an integer number (374568).
2998846 is an apocalyptic number.
998846 is a deficient number, since it is larger than the sum of its proper divisors (499426).
998846 is a wasteful number, since it uses less digits than its factorization.
998846 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 499425.
The product of its digits is 124416, while the sum is 44.
The square root of 998846 is about 999.4228334394.
The cubic root of 998846 is about 99.9615185270.
The spelling of 998846 in words is "nine hundred ninety-eight thousand, eight hundred forty-six".