448889972 has 24 divisors (see below), whose sum is σ = 840467040. Its totient is φ = 209144160.

The previous prime is 448889941. The next prime is 448889977. The reversal of 448889972 is 279988844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448889977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43778 + ... + 53049.

It is an arithmetic number, because the mean of its divisors is an integer number (35019460).

Almost surely, 2^448889972 is an apocalyptic number.

It is an amenable number.

448889972 is a deficient number, since it is larger than the sum of its proper divisors (391577068).

448889972 is a wasteful number, since it uses less digits than its factorization.

448889972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96911 (or 96909 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 59.

The square root of 448889972 is about 21187.0236701619. The cubic root of 448889972 is about 765.6788210550.

The spelling of 448889972 in words is "four hundred forty-eight million, eight hundred eighty-nine thousand, nine hundred seventy-two".