448422913 has 2 divisors, whose sum is σ = 448422914. Its totient is φ = 448422912.

The previous prime is 448422907. The next prime is 448422917. The reversal of 448422913 is 319224844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 405297424 + 43125489 = 20132^2 + 6567^2 .

It is a cyclic number.

It is not a de Polignac number, because 448422913 - 2²⁵ = 414868481 is a prime.

It is not a weakly prime, because it can be changed into another prime (448422917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224211456 + 224211457.

It is an arithmetic number, because the mean of its divisors is an integer number (224211457).

Almost surely, 2^448422913 is an apocalyptic number.

It is an amenable number.

448422913 is a deficient number, since it is larger than the sum of its proper divisors (1).

448422913 is an equidigital number, since it uses as much as digits as its factorization.

448422913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 37.

The square root of 448422913 is about 21175.9985124669. The cubic root of 448422913 is about 765.4131722255.

The spelling of 448422913 in words is "four hundred forty-eight million, four hundred twenty-two thousand, nine hundred thirteen".