9998058 has 48 divisors (see below), whose sum is σ = 24033024. Its totient is φ = 2761920.

The previous prime is 9998033. The next prime is 9998099. The reversal of 9998058 is 8508999.

9998058 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×9998058³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

9998058 is strictly pandigital in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 9997998 and 9998016.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8566 + ... + 9662.

It is an arithmetic number, because the mean of its divisors is an integer number (500688).

Almost surely, 2^9998058 is an apocalyptic number.

9998058 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9998058, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12016512).

9998058 is an abundant number, since it is smaller than the sum of its proper divisors (14034966).

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

9998058 is a wasteful number, since it uses less digits than its factorization.

9998058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147 (or 1140 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 48.

The square root of 9998058 is about 3161.9705880985. The cubic root of 9998058 is about 215.4295217264.

The spelling of 9998058 in words is "nine million, nine hundred ninety-eight thousand, fifty-eight".