448888313 has 2 divisors, whose sum is σ = 448888314. Its totient is φ = 448888312.

The previous prime is 448888301. The next prime is 448888333. The reversal of 448888313 is 313888844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 305655289 + 143233024 = 17483^2 + 11968^2 .

It is a cyclic number.

It is not a de Polignac number, because 448888313 - 2⁶ = 448888249 is a prime.

It is not a weakly prime, because it can be changed into another prime (448888333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224444156 + 224444157.

It is an arithmetic number, because the mean of its divisors is an integer number (224444157).

Almost surely, 2^448888313 is an apocalyptic number.

It is an amenable number.

448888313 is a deficient number, since it is larger than the sum of its proper divisors (1).

448888313 is an equidigital number, since it uses as much as digits as its factorization.

448888313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 589824, while the sum is 47.

The square root of 448888313 is about 21186.9845188030. The cubic root of 448888313 is about 765.6778777929.

The spelling of 448888313 in words is "four hundred forty-eight million, eight hundred eighty-eight thousand, three hundred thirteen".