448848397 has 2 divisors, whose sum is σ = 448848398. Its totient is φ = 448848396.

The previous prime is 448848377. The next prime is 448848437. The reversal of 448848397 is 793848844.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 377175241 + 71673156 = 19421^2 + 8466^2 .

It is a cyclic number.

It is not a de Polignac number, because 448848397 - 2⁷ = 448848269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448848347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224424198 + 224424199.

It is an arithmetic number, because the mean of its divisors is an integer number (224424199).

Almost surely, 2^448848397 is an apocalyptic number.

It is an amenable number.

448848397 is a deficient number, since it is larger than the sum of its proper divisors (1).

448848397 is an equidigital number, since it uses as much as digits as its factorization.

448848397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6193152, while the sum is 55.

The square root of 448848397 is about 21186.0425044415. The cubic root of 448848397 is about 765.6551819439.

The spelling of 448848397 in words is "four hundred forty-eight million, eight hundred forty-eight thousand, three hundred ninety-seven".