9820230 has 64 divisors (see below), whose sum is σ = 27260928. Its totient is φ = 2217600.

The previous prime is 9820229. The next prime is 9820243. The reversal of 9820230 is 320289.

It is a super-3 number, since 3×9820230³ (a number of 22 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9820230.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20979 + ... + 21441.

It is an arithmetic number, because the mean of its divisors is an integer number (425952).

Almost surely, 2^9820230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9820230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13630464).

9820230 is an abundant number, since it is smaller than the sum of its proper divisors (17440698).

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

9820230 is a wasteful number, since it uses less digits than its factorization.

9820230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 9820230 is about 3133.7246209583. The cubic root of 9820230 is about 214.1446455646.

The spelling of 9820230 in words is "nine million, eight hundred twenty thousand, two hundred thirty".