325332220 has 12 divisors (see below), whose sum is σ = 683197704. Its totient is φ = 130132880.

The previous prime is 325332173. The next prime is 325332223. The reversal of 325332220 is 22233523.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 325332191 and 325332200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325332223) 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, 8133286 + ... + 8133325.

It is an arithmetic number, because the mean of its divisors is an integer number (56933142).

Almost surely, 2^325332220 is an apocalyptic number.

It is an amenable number.

325332220 is an abundant number, since it is smaller than the sum of its proper divisors (357865484).

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

325332220 is a wasteful number, since it uses less digits than its factorization.

325332220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16266620 (or 16266618 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 325332220 is about 18036.9681487771. The cubic root of 325332220 is about 687.7686231829.

Adding to 325332220 its reverse (22233523), we get a palindrome (347565743).

The spelling of 325332220 in words is "three hundred twenty-five million, three hundred thirty-two thousand, two hundred twenty".