320325275 has 24 divisors (see below), whose sum is σ = 427859520. Its totient is φ = 237111840.

The previous prime is 320325259. The next prime is 320325277. The reversal of 320325275 is 572523023.

It is a happy number.

It is not a de Polignac number, because 320325275 - 2⁴ = 320325259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320325277) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12584 + ... + 28266.

It is an arithmetic number, because the mean of its divisors is an integer number (17827480).

Almost surely, 2^320325275 is an apocalyptic number.

320325275 is a deficient number, since it is larger than the sum of its proper divisors (107534245).

320325275 is a wasteful number, since it uses less digits than its factorization.

320325275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15755 (or 15750 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 29.

The square root of 320325275 is about 17897.6332234181. The cubic root of 320325275 is about 684.2220553673. Note that the first 3 decimals are identical.

Adding to 320325275 its reverse (572523023), we get a palindrome (892848298).

The spelling of 320325275 in words is "three hundred twenty million, three hundred twenty-five thousand, two hundred seventy-five".