9805536 has 144 divisors (see below), whose sum is σ = 31462704. Its totient is φ = 2985984.

The previous prime is 9805529. The next prime is 9805547. The reversal of 9805536 is 6355089.

9805536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×9805536² = 192297072494592, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 9805536.

It is a congruent number.

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, 101040 + ... + 101136.

It is an arithmetic number, because the mean of its divisors is an integer number (218491).

Almost surely, 2^9805536 is an apocalyptic number.

9805536 is a gapful number since it is divisible by the number (96) 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 9805536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15731352).

9805536 is an abundant number, since it is smaller than the sum of its proper divisors (21657168).

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

9805536 is a wasteful number, since it uses less digits than its factorization.

9805536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 9805536 is about 3131.3792488295. The cubic root of 9805536 is about 214.0377841107.

The spelling of 9805536 in words is "nine million, eight hundred five thousand, five hundred thirty-six".