441515448 has 144 divisors (see below), whose sum is σ = 1363766040. Its totient is φ = 133721280.

The previous prime is 441515447. The next prime is 441515453. The reversal of 441515448 is 844515144.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441515441) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 234286 + ... + 236162.

Almost surely, 2^441515448 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 441515448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (681883020).

441515448 is an abundant number, since it is smaller than the sum of its proper divisors (922250592).

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

441515448 is a wasteful number, since it uses less digits than its factorization.

441515448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1920 (or 1893 counting only the distinct ones).

The product of its digits is 51200, while the sum is 36.

The square root of 441515448 is about 21012.2689874273. The cubic root of 441515448 is about 761.4627001555.

The spelling of 441515448 in words is "four hundred forty-one million, five hundred fifteen thousand, four hundred forty-eight".