998882 has 8 divisors (see below), whose sum is σ = 1546752. Its totient is φ = 483300.

The previous prime is 998861. The next prime is 998897. The reversal of 998882 is 288899.

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

It is a nialpdrome in base 10.

It is an unprimeable 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 3 ways as a sum of consecutive naturals, for example, 7994 + ... + 8117.

It is an arithmetic number, because the mean of its divisors is an integer number (193344).

2⁹⁹⁸⁸⁸² is an apocalyptic number.

998882 is a deficient number, since it is larger than the sum of its proper divisors (547870).

998882 is a wasteful number, since it uses less digits than its factorization.

998882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16144.

The product of its digits is 82944, while the sum is 44.

The square root of 998882 is about 999.4408436721. The cubic root of 998882 is about 99.9627194367.

The spelling of 998882 in words is "nine hundred ninety-eight thousand, eight hundred eighty-two".