9522240 has 224 divisors, whose sum is σ = 37551360. Its totient is φ = 1990656.

The previous prime is 9522217. The next prime is 9522269. The reversal of 9522240 is 422259.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 9522240.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87306 + ... + 87414.

It is an arithmetic number, because the mean of its divisors is an integer number (167640).

Almost surely, 2^9522240 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 9522240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18775680).

9522240 is an abundant number, since it is smaller than the sum of its proper divisors (28029120).

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

9522240 is a wasteful number, since it uses less digits than its factorization.

9522240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 139 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 9522240 is about 3085.8126968434. The cubic root of 9522240 is about 211.9563218430.

Adding to 9522240 its reverse (422259), we get a palindrome (9944499).

The spelling of 9522240 in words is "nine million, five hundred twenty-two thousand, two hundred forty".