998498352 has 20 divisors (see below), whose sum is σ = 2579454200. Its totient is φ = 332832768.

The previous prime is 998498351. The next prime is 998498419. The reversal of 998498352 is 253894899.

It is a junction number, because it is equal to n+sod(n) for n = 998498292 and 998498301.

It is not an unprimeable number, because it can be changed into a prime (998498351) 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 3 ways as a sum of consecutive naturals, for example, 10400977 + ... + 10401072.

It is an arithmetic number, because the mean of its divisors is an integer number (128972710).

Almost surely, 2^998498352 is an apocalyptic number.

It is an amenable number.

998498352 is an abundant number, since it is smaller than the sum of its proper divisors (1580955848).

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

998498352 is a wasteful number, since it uses less digits than its factorization.

998498352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20802060 (or 20802054 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 57.

The square root of 998498352 is about 31599.0245419064. The cubic root of 998498352 is about 999.4991999078.

The spelling of 998498352 in words is "nine hundred ninety-eight million, four hundred ninety-eight thousand, three hundred fifty-two".