448644941 has 2 divisors, whose sum is σ = 448644942.
Its totient is φ = 448644940.
The previous prime is 448644913. The next prime is 448644991. The reversal of 448644941 is 149446844.
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., 447534025 + 1110916 = 21155^2 + 1054^2
It is a cyclic number.
It is not a de Polignac number, because 448644941 - 222 = 444450637 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 448644892 and 448644901.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (448644991) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224322470 + 224322471.
It is an arithmetic number, because the mean of its divisors is an integer number (224322471).
Almost surely, 2448644941 is an apocalyptic number.
It is an amenable number.
448644941 is a deficient number, since it is larger than the sum of its proper divisors (1).
448644941 is an equidigital number, since it uses as much as digits as its factorization.
448644941 is an evil number, because the sum of its binary digits is even.
The product of its digits is 442368, while the sum is 44.
The square root of 448644941 is about 21181.2403083483.
The cubic root of 448644941 is about 765.5394779298.
The spelling of 448644941 in words is "four hundred forty-eight million, six hundred forty-four thousand, nine hundred forty-one".