931340 has 12 divisors (see below), whose sum is σ = 1955856. Its totient is φ = 372528.

The previous prime is 931319. The next prime is 931351. The reversal of 931340 is 43139.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 46567 = 931340 / (9 + 3 + 1 + 3 + 4 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23264 + ... + 23303.

It is an arithmetic number, because the mean of its divisors is an integer number (162988).

2⁹³¹³⁴⁰ is an apocalyptic number.

It is an amenable number.

931340 is an abundant number, since it is smaller than the sum of its proper divisors (1024516).

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

931340 is a wasteful number, since it uses less digits than its factorization.

931340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46576 (or 46574 counting only the distinct ones).

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

The square root of 931340 is about 965.0595836527. The cubic root of 931340 is about 97.6568590575.

Adding to 931340 its reverse (43139), we get a palindrome (974479).

The spelling of 931340 in words is "nine hundred thirty-one thousand, three hundred forty".