998876 has 24 divisors (see below), whose sum is σ = 1848000. Its totient is φ = 471744.

The previous prime is 998861. The next prime is 998897. The reversal of 998876 is 678899.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 998876.

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 998876.

It is an unprimeable number.

998876 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9110 + ... + 9218.

It is an arithmetic number, because the mean of its divisors is an integer number (77000).

2⁹⁹⁸⁸⁷⁶ is an apocalyptic number.

It is an amenable number.

998876 is a deficient number, since it is larger than the sum of its proper divisors (849124).

998876 is a wasteful number, since it uses less digits than its factorization.

998876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 219 counting only the distinct ones).

The product of its digits is 217728, while the sum is 47.

The square root of 998876 is about 999.4378419892. The cubic root of 998876 is about 99.9625192871.

The spelling of 998876 in words is "nine hundred ninety-eight thousand, eight hundred seventy-six".