325709 has 2 divisors, whose sum is σ = 325710. Its totient is φ = 325708.

The previous prime is 325697. The next prime is 325723. The reversal of 325709 is 907523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 168100 + 157609 = 410^2 + 397^2 .

It is a cyclic number.

It is not a de Polignac number, because 325709 - 2⁴ = 325693 is a prime.

It is a Chen prime.

It is a plaindrome in base 15.

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 325709.

It is not a weakly prime, because it can be changed into another prime (325729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162854 + 162855.

It is an arithmetic number, because the mean of its divisors is an integer number (162855).

2³²⁵⁷⁰⁹ is an apocalyptic number.

It is an amenable number.

325709 is a deficient number, since it is larger than the sum of its proper divisors (1).

325709 is an equidigital number, since it uses as much as digits as its factorization.

325709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 325709 is about 570.7092079159. The cubic root of 325709 is about 68.8034031353.

The spelling of 325709 in words is "three hundred twenty-five thousand, seven hundred nine".