9320432040 has 96 divisors (see below), whose sum is σ = 30331496520. Its totient is φ = 2482159104.

The previous prime is 9320432021. The next prime is 9320432057. The reversal of 9320432040 is 402340239.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8242097796 + 1078334244 = 90786^2 + 32838^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9320431995 and 9320432013.

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 23 ways as a sum of consecutive naturals, for example, 261534 + ... + 295026.

Almost surely, 2^9320432040 is an apocalyptic number.

9320432040 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9320432040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15165748260).

9320432040 is an abundant number, since it is smaller than the sum of its proper divisors (21011064480).

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

9320432040 is a wasteful number, since it uses less digits than its factorization.

9320432040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34283 (or 34276 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 9320432040 is about 96542.3846815480. The cubic root of 9320432040 is about 2104.4826422684.

Adding to 9320432040 its reverse (402340239), we get a palindrome (9722772279).

The spelling of 9320432040 in words is "nine billion, three hundred twenty million, four hundred thirty-two thousand, forty".