325391 has 4 divisors (see below), whose sum is σ = 354984. Its totient is φ = 295800.

The previous prime is 325379. The next prime is 325411. The reversal of 325391 is 193523.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 325391 - 2¹⁴ = 309007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 325391.

It is not an unprimeable number, because it can be changed into a prime (325301) 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, 14780 + ... + 14801.

It is an arithmetic number, because the mean of its divisors is an integer number (88746).

2³²⁵³⁹¹ is an apocalyptic number.

325391 is a deficient number, since it is larger than the sum of its proper divisors (29593).

325391 is a wasteful number, since it uses less digits than its factorization.

325391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29592.

The product of its digits is 810, while the sum is 23.

The square root of 325391 is about 570.4305391544. The cubic root of 325391 is about 68.7810041977.

The spelling of 325391 in words is "three hundred twenty-five thousand, three hundred ninety-one".