998203944 has 32 divisors (see below), whose sum is σ = 2497659840. Its totient is φ = 332448000.

The previous prime is 998203891. The next prime is 998203957. The reversal of 998203944 is 449302899.

It is a super-2 number, since 2×998203944² = 1992822227634310272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 998203893 and 998203902.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11509 + ... + 46139.

It is an arithmetic number, because the mean of its divisors is an integer number (78051870).

Almost surely, 2^998203944 is an apocalyptic number.

It is an amenable number.

998203944 is an abundant number, since it is smaller than the sum of its proper divisors (1499455896).

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

998203944 is a wasteful number, since it uses less digits than its factorization.

998203944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35841 (or 35837 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 48.

The square root of 998203944 is about 31594.3657002321. The cubic root of 998203944 is about 999.4009558845.

The spelling of 998203944 in words is "nine hundred ninety-eight million, two hundred three thousand, nine hundred forty-four".