448289922 has 16 divisors (see below), whose sum is σ = 896842080. Its totient is φ = 149386272.

The previous prime is 448289911. The next prime is 448289923. The reversal of 448289922 is 229982844.

It is not an unprimeable number, because it can be changed into a prime (448289923) 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 7 ways as a sum of consecutive naturals, for example, 16654 + ... + 34262.

It is an arithmetic number, because the mean of its divisors is an integer number (56052630).

Almost surely, 2^448289922 is an apocalyptic number.

448289922 is an abundant number, since it is smaller than the sum of its proper divisors (448552158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

448289922 is a wasteful number, since it uses less digits than its factorization.

448289922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21857.

The product of its digits is 663552, while the sum is 48.

The square root of 448289922 is about 21172.8581443319. The cubic root of 448289922 is about 765.3374972879.

The spelling of 448289922 in words is "four hundred forty-eight million, two hundred eighty-nine thousand, nine hundred twenty-two".