320581348 has 12 divisors (see below), whose sum is σ = 561162112. Its totient is φ = 160249320.

The previous prime is 320581343. The next prime is 320581363. The reversal of 320581348 is 843185023.

It is a happy number.

320581348 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (320581343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12913 + ... + 28423.

Almost surely, 2^320581348 is an apocalyptic number.

It is an amenable number.

320581348 is a deficient number, since it is larger than the sum of its proper divisors (240580764).

320581348 is a wasteful number, since it uses less digits than its factorization.

320581348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20682 (or 20680 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 320581348 is about 17904.7856172589. The cubic root of 320581348 is about 684.4043327169.

The spelling of 320581348 in words is "three hundred twenty million, five hundred eighty-one thousand, three hundred forty-eight".