9226431240 has 128 divisors (see below), whose sum is σ = 29851113600. Its totient is φ = 2267873280.

The previous prime is 9226431211. The next prime is 9226431281. The reversal of 9226431240 is 421346229.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1195795 + ... + 1203485.

It is an arithmetic number, because the mean of its divisors is an integer number (233211825).

Almost surely, 2^9226431240 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 9226431240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14925556800).

9226431240 is an abundant number, since it is smaller than the sum of its proper divisors (20624682360).

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

9226431240 is a wasteful number, since it uses less digits than its factorization.

9226431240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8487 (or 8483 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 9226431240 is about 96054.3140103556. The cubic root of 9226431240 is about 2097.3838351246.

Adding to 9226431240 its reverse (421346229), we get a palindrome (9647777469).

The spelling of 9226431240 in words is "nine billion, two hundred twenty-six million, four hundred thirty-one thousand, two hundred forty".