448768849 has 2 divisors, whose sum is σ = 448768850. Its totient is φ = 448768848.

The previous prime is 448768813. The next prime is 448768871. The reversal of 448768849 is 948867844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 447026449 + 1742400 = 21143^2 + 1320^2 .

It is a cyclic number.

It is not a de Polignac number, because 448768849 - 2¹³ = 448760657 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 448768793 and 448768802.

It is not a weakly prime, because it can be changed into another prime (448768889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224384424 + 224384425.

It is an arithmetic number, because the mean of its divisors is an integer number (224384425).

Almost surely, 2^448768849 is an apocalyptic number.

It is an amenable number.

448768849 is a deficient number, since it is larger than the sum of its proper divisors (1).

448768849 is an equidigital number, since it uses as much as digits as its factorization.

448768849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12386304, while the sum is 58.

The square root of 448768849 is about 21184.1650531712. The cubic root of 448768849 is about 765.6099477124.

The spelling of 448768849 in words is "four hundred forty-eight million, seven hundred sixty-eight thousand, eight hundred forty-nine".