448543696 has 40 divisors (see below), whose sum is σ = 900913320. Its totient is φ = 216082944.

The previous prime is 448543673. The next prime is 448543699. The reversal of 448543696 is 696345844.

It can be written as a sum of positive squares in 4 ways, for example, as 120209296 + 328334400 = 10964^2 + 18120^2 .

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448543699) 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, 350610 + ... + 351886.

It is an arithmetic number, because the mean of its divisors is an integer number (22522833).

Almost surely, 2^448543696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 448543696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (450456660).

448543696 is an abundant number, since it is smaller than the sum of its proper divisors (452369624).

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

448543696 is a wasteful number, since it uses less digits than its factorization.

448543696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071 (or 2065 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 49.

The square root of 448543696 is about 21178.8502048624. The cubic root of 448543696 is about 765.4818875665.

The spelling of 448543696 in words is "four hundred forty-eight million, five hundred forty-three thousand, six hundred ninety-six".