448224449 has 2 divisors, whose sum is σ = 448224450. Its totient is φ = 448224448.

The previous prime is 448224373. The next prime is 448224461. The reversal of 448224449 is 944422844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 386319025 + 61905424 = 19655^2 + 7868^2 .

It is a cyclic number.

It is not a de Polignac number, because 448224449 - 2²⁰ = 447175873 is a prime.

It is not a weakly prime, because it can be changed into another prime (448224149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224112224 + 224112225.

It is an arithmetic number, because the mean of its divisors is an integer number (224112225).

Almost surely, 2^448224449 is an apocalyptic number.

It is an amenable number.

448224449 is a deficient number, since it is larger than the sum of its proper divisors (1).

448224449 is an equidigital number, since it uses as much as digits as its factorization.

448224449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 294912, while the sum is 41.

The square root of 448224449 is about 21171.3119338410. The cubic root of 448224449 is about 765.3002361471.

The spelling of 448224449 in words is "four hundred forty-eight million, two hundred twenty-four thousand, four hundred forty-nine".