9953244 has 72 divisors (see below), whose sum is σ = 29073408. Its totient is φ = 2812320.

The previous prime is 9953243. The next prime is 9953257. The reversal of 9953244 is 4423599.

It is a super-2 number, since 2×9953244² = 198134132247072, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 9953199 and 9953208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9953243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31849 + ... + 32159.

Almost surely, 2^9953244 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 9953244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14536704).

9953244 is an abundant number, since it is smaller than the sum of its proper divisors (19120164).

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

9953244 is a wasteful number, since it uses less digits than its factorization.

9953244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455 (or 450 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 9953244 is about 3154.8762257813. The cubic root of 9953244 is about 215.1071684939.

The spelling of 9953244 in words is "nine million, nine hundred fifty-three thousand, two hundred forty-four".