448266516 has 12 divisors (see below), whose sum is σ = 1045955232. Its totient is φ = 149422168.

The previous prime is 448266509. The next prime is 448266517. The reversal of 448266516 is 615662844.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448266517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18677760 + ... + 18677783.

It is an arithmetic number, because the mean of its divisors is an integer number (87162936).

Almost surely, 2^448266516 is an apocalyptic number.

It is an amenable number.

448266516 is an abundant number, since it is smaller than the sum of its proper divisors (597688716).

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

448266516 is a wasteful number, since it uses less digits than its factorization.

448266516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37355550 (or 37355548 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 448266516 is about 21172.3054011603. The cubic root of 448266516 is about 765.3241771868.

The spelling of 448266516 in words is "four hundred forty-eight million, two hundred sixty-six thousand, five hundred sixteen".