9855244 has 48 divisors (see below), whose sum is σ = 20865600. Its totient is φ = 3983616.

The previous prime is 9855233. The next prime is 9855253. The reversal of 9855244 is 4425589.

Its product of digits (57600) is a multiple of the sum of its prime divisors (320).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42922 + ... + 43150.

It is an arithmetic number, because the mean of its divisors is an integer number (434700).

Almost surely, 2^9855244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9855244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10432800).

9855244 is an abundant number, since it is smaller than the sum of its proper divisors (11010356).

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

9855244 is a wasteful number, since it uses less digits than its factorization.

9855244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 320 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The square root of 9855244 is about 3139.3062927978. The cubic root of 9855244 is about 214.3988543694.

It can be divided in two parts, 98552 and 44, that added together give a square (98596 = 314²).

The spelling of 9855244 in words is "nine million, eight hundred fifty-five thousand, two hundred forty-four".