448861776 has 160 divisors (see below), whose sum is σ = 1347770880. Its totient is φ = 127296000.

The previous prime is 448861771. The next prime is 448861789. The reversal of 448861776 is 677168844.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448861771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1013011 + ... + 1013453.

It is an arithmetic number, because the mean of its divisors is an integer number (8423568).

Almost surely, 2^448861776 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 448861776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (673885440).

448861776 is an abundant number, since it is smaller than the sum of its proper divisors (898909104).

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

448861776 is a wasteful number, since it uses less digits than its factorization.

448861776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585 (or 579 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 51.

The square root of 448861776 is about 21186.3582524227. The cubic root of 448861776 is about 765.6627892629.

The spelling of 448861776 in words is "four hundred forty-eight million, eight hundred sixty-one thousand, seven hundred seventy-six".