9886500 has 144 divisors (see below), whose sum is σ = 33786480. Its totient is φ = 2433600.

The previous prime is 9886493. The next prime is 9886507. The reversal of 9886500 is 56889.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

9886500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9886493) and next prime (9886507).

It can be written as a sum of positive squares in 8 ways, for example, as 9884736 + 1764 = 3144^2 + 42^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9886507) 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, 760494 + ... + 760506.

Almost surely, 2^9886500 is an apocalyptic number.

9886500 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9886500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16893240).

9886500 is an abundant number, since it is smaller than the sum of its proper divisors (23899980).

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

9886500 is a wasteful number, since it uses less digits than its factorization.

9886500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64 (or 23 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 9886500 is about 3144.2805218364. The cubic root of 9886500 is about 214.6252711782.

9886500 divided by its sum of digits (36) gives a cube (274625 = 65³).

The spelling of 9886500 in words is "nine million, eight hundred eighty-six thousand, five hundred".