998000192 has 56 divisors (see below), whose sum is σ = 2271345216. Its totient is φ = 426198528.

The previous prime is 998000191. The next prime is 998000197. The reversal of 998000192 is 291000899.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (998000191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127463 + ... + 135065.

It is an arithmetic number, because the mean of its divisors is an integer number (40559736).

Almost surely, 2^998000192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 998000192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1135672608).

998000192 is an abundant number, since it is smaller than the sum of its proper divisors (1273345024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

998000192 is a wasteful number, since it uses less digits than its factorization.

998000192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7915 (or 7905 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 38.

The square root of 998000192 is about 31591.1410366894. The cubic root of 998000192 is about 999.3329524799.

The spelling of 998000192 in words is "nine hundred ninety-eight million, one hundred ninety-two", and thus it is an aban number.