441576648 has 96 divisors (see below), whose sum is σ = 1268117760. Its totient is φ = 138568320.

The previous prime is 441576647. The next prime is 441576659. The reversal of 441576648 is 846675144.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (441576647) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79911 + ... + 85257.

It is an arithmetic number, because the mean of its divisors is an integer number (13209560).

Almost surely, 2^441576648 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 441576648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (634058880).

441576648 is an abundant number, since it is smaller than the sum of its proper divisors (826541112).

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

441576648 is a wasteful number, since it uses less digits than its factorization.

441576648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5427 (or 5420 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 441576648 is about 21013.7252290021. The cubic root of 441576648 is about 761.4978815324.

It can be divided in two parts, 44157 and 6648, that added together give a palindrome (50805).

The spelling of 441576648 in words is "four hundred forty-one million, five hundred seventy-six thousand, six hundred forty-eight".