9320040 has 48 divisors (see below), whose sum is σ = 30291300. Its totient is φ = 2485248.

The previous prime is 9320033. The next prime is 9320093. The reversal of 9320040 is 400239.

9320040 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8892324 + 427716 = 2982^2 + 654^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 9319995 and 9320022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12585 + ... + 13304.

Almost surely, 2^9320040 is an apocalyptic number.

9320040 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9320040 is an abundant number, since it is smaller than the sum of its proper divisors (20971260).

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

9320040 is a wasteful number, since it uses less digits than its factorization.

9320040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25906 (or 25899 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 9320040 is about 3052.8740557055. The cubic root of 9320040 is about 210.4453135305.

Adding to 9320040 its reverse (400239), we get a palindrome (9720279).

The spelling of 9320040 in words is "nine million, three hundred twenty thousand, forty".