9275544240 has 80 divisors (see below), whose sum is σ = 28879922400. Its totient is φ = 2462662656.

The previous prime is 9275544217. The next prime is 9275544251. The reversal of 9275544240 is 424455729.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 9275544192 and 9275544201.

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, 29425 + ... + 139344.

It is an arithmetic number, because the mean of its divisors is an integer number (360999030).

Almost surely, 2^9275544240 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 9275544240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14439961200).

9275544240 is an abundant number, since it is smaller than the sum of its proper divisors (19604378160).

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

9275544240 is a wasteful number, since it uses less digits than its factorization.

9275544240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169014 (or 169008 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The square root of 9275544240 is about 96309.6269331369. The cubic root of 9275544240 is about 2101.0987628730.

Adding to 9275544240 its reverse (424455729), we get a palindrome (9699999969).

The spelling of 9275544240 in words is "nine billion, two hundred seventy-five million, five hundred forty-four thousand, two hundred forty".