998841024 has 112 divisors (see below), whose sum is σ = 2945526240. Its totient is φ = 331914240.

The previous prime is 998840981. The next prime is 998841029. The reversal of 998841024 is 420148899.

It is not an unprimeable number, because it can be changed into a prime (998841029) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 726802 + ... + 728174.

Almost surely, 2^998841024 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 998841024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1472763120).

998841024 is an abundant number, since it is smaller than the sum of its proper divisors (1946685216).

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

998841024 is a wasteful number, since it uses less digits than its factorization.

998841024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1815 (or 1799 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The square root of 998841024 is about 31604.4462694729. The cubic root of 998841024 is about 999.6135253232.

The spelling of 998841024 in words is "nine hundred ninety-eight million, eight hundred forty-one thousand, twenty-four".