320041340 has 12 divisors (see below), whose sum is σ = 672086856. Its totient is φ = 128016528.

The previous prime is 320041333. The next prime is 320041369. The reversal of 320041340 is 43140023.

It is a congruent number.

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, 8001014 + ... + 8001053.

It is an arithmetic number, because the mean of its divisors is an integer number (56007238).

Almost surely, 2^320041340 is an apocalyptic number.

It is an amenable number.

320041340 is an abundant number, since it is smaller than the sum of its proper divisors (352045516).

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

320041340 is a wasteful number, since it uses less digits than its factorization.

320041340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16002076 (or 16002074 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 320041340 is about 17889.6992708094. The cubic root of 320041340 is about 684.0198317381.

Adding to 320041340 its reverse (43140023), we get a palindrome (363181363).

The spelling of 320041340 in words is "three hundred twenty million, forty-one thousand, three hundred forty".