441200321 has 4 divisors (see below), whose sum is σ = 453124692. Its totient is φ = 429275952.

The previous prime is 441200213. The next prime is 441200359. The reversal of 441200321 is 123002144.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 339996721 + 101203600 = 18439^2 + 10060^2 .

It is a cyclic number.

It is not a de Polignac number, because 441200321 - 2¹⁴ = 441183937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 441200321.

It is not an unprimeable number, because it can be changed into a prime (441200021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5962130 + ... + 5962203.

It is an arithmetic number, because the mean of its divisors is an integer number (113281173).

Almost surely, 2^441200321 is an apocalyptic number.

It is an amenable number.

441200321 is a deficient number, since it is larger than the sum of its proper divisors (11924371).

441200321 is a wasteful number, since it uses less digits than its factorization.

441200321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11924370.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 441200321 is about 21004.7690061091. The cubic root of 441200321 is about 761.2814950439.

Adding to 441200321 its reverse (123002144), we get a palindrome (564202465).

The spelling of 441200321 in words is "four hundred forty-one million, two hundred thousand, three hundred twenty-one".