448844889 has 16 divisors (see below), whose sum is σ = 613733760. Its totient is φ = 291688320.

The previous prime is 448844857. The next prime is 448844911. The reversal of 448844889 is 988448844.

It is not a de Polignac number, because 448844889 - 2⁵ = 448844857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (448844849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7119 + ... + 30795.

It is an arithmetic number, because the mean of its divisors is an integer number (38358360).

Almost surely, 2^448844889 is an apocalyptic number.

It is an amenable number.

448844889 is a deficient number, since it is larger than the sum of its proper divisors (164888871).

448844889 is a wasteful number, since it uses less digits than its factorization.

448844889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23840.

The product of its digits is 9437184, while the sum is 57.

The square root of 448844889 is about 21185.9597139237. The cubic root of 448844889 is about 765.6531872649.

The spelling of 448844889 in words is "four hundred forty-eight million, eight hundred forty-four thousand, eight hundred eighty-nine".