324449 has 2 divisors, whose sum is σ = 324450. Its totient is φ = 324448.

The previous prime is 324439. The next prime is 324451. The reversal of 324449 is 944423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208849 + 115600 = 457^2 + 340^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324449 is a prime.

Together with 324451, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (324419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162224 + 162225.

It is an arithmetic number, because the mean of its divisors is an integer number (162225).

2³²⁴⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

324449 is a deficient number, since it is larger than the sum of its proper divisors (1).

324449 is an equidigital number, since it uses as much as digits as its factorization.

324449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 26.

The square root of 324449 is about 569.6042485797. The cubic root of 324449 is about 68.7145668652.

Subtracting from 324449 its sum of digits (26), we obtain a palindrome (324423).

The spelling of 324449 in words is "three hundred twenty-four thousand, four hundred forty-nine".