9800190 has 96 divisors (see below), whose sum is σ = 27387360. Its totient is φ = 2519424.

The previous prime is 9800183. The next prime is 9800191. The reversal of 9800190 is 910089.

It is a super-2 number, since 2×9800190² = 192087448072200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9800191) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89856 + ... + 89964.

It is an arithmetic number, because the mean of its divisors is an integer number (285285).

Almost surely, 2^9800190 is an apocalyptic number.

9800190 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9800190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13693680).

9800190 is an abundant number, since it is smaller than the sum of its proper divisors (17587170).

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

9800190 is a wasteful number, since it uses less digits than its factorization.

9800190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The square root of 9800190 is about 3130.5255149895. The cubic root of 9800190 is about 213.9988790811.

The spelling of 9800190 in words is "nine million, eight hundred thousand, one hundred ninety".