324689 has 2 divisors, whose sum is σ = 324690. Its totient is φ = 324688.

The previous prime is 324673. The next prime is 324697. The reversal of 324689 is 986423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270400 + 54289 = 520^2 + 233^2 .

It is a cyclic number.

It is not a de Polignac number, because 324689 - 2⁴ = 324673 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (324619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162344 + 162345.

It is an arithmetic number, because the mean of its divisors is an integer number (162345).

2³²⁴⁶⁸⁹ is an apocalyptic number.

It is an amenable number.

324689 is a deficient number, since it is larger than the sum of its proper divisors (1).

324689 is an equidigital number, since it uses as much as digits as its factorization.

324689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 324689 is about 569.8148822205. The cubic root of 324689 is about 68.7315057692.

The spelling of 324689 in words is "three hundred twenty-four thousand, six hundred eighty-nine".