448519734 has 64 divisors (see below), whose sum is σ = 1120089600. Its totient is φ = 132001056.

The previous prime is 448519727. The next prime is 448519739. The reversal of 448519734 is 437915844.

It is a self number, because there is not a number n which added to its sum of digits gives 448519734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448519739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2257 + ... + 30035.

It is an arithmetic number, because the mean of its divisors is an integer number (17501400).

Almost surely, 2^448519734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 448519734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560044800).

448519734 is an abundant number, since it is smaller than the sum of its proper divisors (671569866).

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

448519734 is a wasteful number, since it uses less digits than its factorization.

448519734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27826 (or 27820 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 448519734 is about 21178.2844914313. The cubic root of 448519734 is about 765.4682561902.

The spelling of 448519734 in words is "four hundred forty-eight million, five hundred nineteen thousand, seven hundred thirty-four".