998832408 has 96 divisors (see below), whose sum is σ = 2983545600. Its totient is φ = 272948544.

The previous prime is 998832407. The next prime is 998832437. The reversal of 998832408 is 804238899.

It is a happy number.

998832408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998832403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83253 + ... + 94491.

It is an arithmetic number, because the mean of its divisors is an integer number (31078600).

Almost surely, 2^998832408 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 998832408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1491772800).

998832408 is an abundant number, since it is smaller than the sum of its proper divisors (1984713192).

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

998832408 is a wasteful number, since it uses less digits than its factorization.

998832408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11301 (or 11274 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 51.

The square root of 998832408 is about 31604.3099592445. The cubic root of 998832408 is about 999.6106510938.

The spelling of 998832408 in words is "nine hundred ninety-eight million, eight hundred thirty-two thousand, four hundred eight".