448667783 has 2 divisors, whose sum is σ = 448667784. Its totient is φ = 448667782.

The previous prime is 448667753. The next prime is 448667819. The reversal of 448667783 is 387766844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448667783 - 2¹² = 448663687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448667753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224333891 + 224333892.

It is an arithmetic number, because the mean of its divisors is an integer number (224333892).

Almost surely, 2^448667783 is an apocalyptic number.

448667783 is a deficient number, since it is larger than the sum of its proper divisors (1).

448667783 is an equidigital number, since it uses as much as digits as its factorization.

448667783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5419008, while the sum is 53.

The square root of 448667783 is about 21181.7795050369. The cubic root of 448667783 is about 765.5524697595.

The spelling of 448667783 in words is "four hundred forty-eight million, six hundred sixty-seven thousand, seven hundred eighty-three".