441845 has 8 divisors (see below), whose sum is σ = 558240. Its totient is φ = 334800.

The previous prime is 441841. The next prime is 441877. The reversal of 441845 is 548144.

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

It is not a de Polignac number, because 441845 - 2² = 441841 is a prime.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 441845.

It is not an unprimeable number, because it can be changed into a prime (441841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2231 + ... + 2420.

It is an arithmetic number, because the mean of its divisors is an integer number (69780).

2⁴⁴¹⁸⁴⁵ is an apocalyptic number.

It is an amenable number.

441845 is a deficient number, since it is larger than the sum of its proper divisors (116395).

441845 is a wasteful number, since it uses less digits than its factorization.

441845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4675.

The product of its digits is 2560, while the sum is 26.

The square root of 441845 is about 664.7142243100. The cubic root of 441845 is about 76.1652107757.

Adding to 441845 its reverse (548144), we get a palindrome (989989).

The spelling of 441845 in words is "four hundred forty-one thousand, eight hundred forty-five".