9998032 has 20 divisors (see below), whose sum is σ = 21132576. Its totient is φ = 4544480.

The previous prime is 9998017. The next prime is 9998033. The reversal of 9998032 is 2308999.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9998033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28228 + ... + 28579.

Almost surely, 2^9998032 is an apocalyptic number.

It is an amenable number.

9998032 is an abundant number, since it is smaller than the sum of its proper divisors (11134544).

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

9998032 is a wasteful number, since it uses less digits than its factorization.

9998032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56826 (or 56820 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 9998032 is about 3161.9664767356. The cubic root of 9998032 is about 215.4293349844.

The spelling of 9998032 in words is "nine million, nine hundred ninety-eight thousand, thirty-two".