448321 has 2 divisors, whose sum is σ = 448322. Its totient is φ = 448320.

The previous prime is 448313. The next prime is 448351. The reversal of 448321 is 123844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 408321 + 40000 = 639^2 + 200^2 .

It is a cyclic number.

It is not a de Polignac number, because 448321 - 2³ = 448313 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 448292 and 448301.

It is not a weakly prime, because it can be changed into another prime (448351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224160 + 224161.

It is an arithmetic number, because the mean of its divisors is an integer number (224161).

2⁴⁴⁸³²¹ is an apocalyptic number.

It is an amenable number.

448321 is a deficient number, since it is larger than the sum of its proper divisors (1).

448321 is an equidigital number, since it uses as much as digits as its factorization.

448321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 768, while the sum is 22.

The square root of 448321 is about 669.5677710284. The cubic root of 448321 is about 76.5355182725.

The spelling of 448321 in words is "four hundred forty-eight thousand, three hundred twenty-one".