448761856 has 39 divisors (see below), whose sum is σ = 900133563. Its totient is φ = 223703040.

The previous prime is 448761839. The next prime is 448761871. The reversal of 448761856 is 658167844.

The square root of 448761856 is 21184.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1355611 + ... + 1355941.

Almost surely, 2^448761856 is an apocalyptic number.

448761856 is the 21184-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 448761856

448761856 is an abundant number, since it is smaller than the sum of its proper divisors (451371707).

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

448761856 is an frugal number, since it uses more digits than its factorization.

448761856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686 (or 333 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 49.

The cubic root of 448761856 is about 765.6059709523.

Multiplying 448761856 by its sum of digits (49), we get a square (21989330944 = 148288²).

The spelling of 448761856 in words is "four hundred forty-eight million, seven hundred sixty-one thousand, eight hundred fifty-six".