320325772 has 12 divisors (see below), whose sum is σ = 603690976. Its totient is φ = 147842640.

The previous prime is 320325749. The next prime is 320325779. The reversal of 320325772 is 277523023.

320325772 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (320325779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3080004 + ... + 3080107.

Almost surely, 2^320325772 is an apocalyptic number.

It is an amenable number.

320325772 is a deficient number, since it is larger than the sum of its proper divisors (283365204).

320325772 is a wasteful number, since it uses less digits than its factorization.

320325772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6160128 (or 6160126 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 31.

The square root of 320325772 is about 17897.6471079301. The cubic root of 320325772 is about 684.2224092349. Note that the first 3 decimals are identical.

Adding to 320325772 its reverse (277523023), we get a palindrome (597848795).

The spelling of 320325772 in words is "three hundred twenty million, three hundred twenty-five thousand, seven hundred seventy-two".