325320 has 32 divisors (see below), whose sum is σ = 976320. Its totient is φ = 86720.

The previous prime is 325319. The next prime is 325333. The reversal of 325320 is 23523.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 325320.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 325320.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1236 + ... + 1475.

It is an arithmetic number, because the mean of its divisors is an integer number (30510).

2³²⁵³²⁰ is an apocalyptic number.

325320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

325320 is an abundant number, since it is smaller than the sum of its proper divisors (651000).

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

325320 is a wasteful number, since it uses less digits than its factorization.

325320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725 (or 2721 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 325320 is about 570.3683020646. The cubic root of 325320 is about 68.7760011844.

Adding to 325320 its reverse (23523), we get a palindrome (348843).

The spelling of 325320 in words is "three hundred twenty-five thousand, three hundred twenty".