9031340 has 24 divisors (see below), whose sum is σ = 19045152. Its totient is φ = 3597440.

The previous prime is 9031339. The next prime is 9031343. The reversal of 9031340 is 431309.

9031340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (9031343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4817 + ... + 6423.

It is an arithmetic number, because the mean of its divisors is an integer number (793548).

Almost surely, 2^9031340 is an apocalyptic number.

It is an amenable number.

9031340 is an abundant number, since it is smaller than the sum of its proper divisors (10013812).

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

9031340 is a wasteful number, since it uses less digits than its factorization.

9031340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1897 (or 1895 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 9031340 is about 3005.2187940315. The cubic root of 9031340 is about 208.2495463962.

Adding to 9031340 its reverse (431309), we get a palindrome (9462649).

The spelling of 9031340 in words is "nine million, thirty-one thousand, three hundred forty".