441641 has 8 divisors (see below), whose sum is σ = 464520. Its totient is φ = 419328.

The previous prime is 441631. The next prime is 441647. The reversal of 441641 is 146144.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 32041 + 409600 = 179^2 + 640^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 441641 - 2¹⁸ = 179497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2735 + ... + 2891.

It is an arithmetic number, because the mean of its divisors is an integer number (58065).

2⁴⁴¹⁶⁴¹ is an apocalyptic number.

It is an amenable number.

441641 is a deficient number, since it is larger than the sum of its proper divisors (22879).

441641 is a wasteful number, since it uses less digits than its factorization.

441641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283.

The product of its digits is 384, while the sum is 20.

The square root of 441641 is about 664.5607571923. The cubic root of 441641 is about 76.1534871359.

Adding to 441641 its reverse (146144), we get a palindrome (587785).

The spelling of 441641 in words is "four hundred forty-one thousand, six hundred forty-one".