441032320 has 32 divisors (see below), whose sum is σ = 1054344420. Its totient is φ = 176412672.

The previous prime is 441032299. The next prime is 441032321. The reversal of 441032320 is 23230144.

It can be written as a sum of positive squares in 2 ways, for example, as 417139776 + 23892544 = 20424^2 + 4888^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (441032321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343917 + ... + 345196.

Almost surely, 2^441032320 is an apocalyptic number.

441032320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

441032320 is an abundant number, since it is smaller than the sum of its proper divisors (613312100).

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

441032320 is an equidigital number, since it uses as much as digits as its factorization.

441032320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689132 (or 689120 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 441032320 is about 21000.7695097108. The cubic root of 441032320 is about 761.1848554275.

Adding to 441032320 its reverse (23230144), we get a palindrome (464262464).

The spelling of 441032320 in words is "four hundred forty-one million, thirty-two thousand, three hundred twenty".