325905 has 8 divisors (see below), whose sum is σ = 521472. Its totient is φ = 173808.

The previous prime is 325901. The next prime is 325921. The reversal of 325905 is 509523.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 325905 - 2² = 325901 is a prime.

It is an Ulam number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 325905.

It is not an unprimeable number, because it can be changed into a prime (325901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10849 + ... + 10878.

It is an arithmetic number, because the mean of its divisors is an integer number (65184).

2³²⁵⁹⁰⁵ is an apocalyptic number.

It is an amenable number.

325905 is a deficient number, since it is larger than the sum of its proper divisors (195567).

325905 is a wasteful number, since it uses less digits than its factorization.

325905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21735.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 325905 is about 570.8808982616. The cubic root of 325905 is about 68.8172015083.

The spelling of 325905 in words is "three hundred twenty-five thousand, nine hundred five".