441545 has 8 divisors (see below), whose sum is σ = 570696. Its totient is φ = 326016.

The previous prime is 441527. The next prime is 441547. The reversal of 441545 is 545144.

It can be written as a sum of positive squares in 4 ways, for example, as 4624 + 436921 = 68^2 + 661^2 .

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 441545 - 2¹⁶ = 376009 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 441545.

It is not an unprimeable number, because it can be changed into a prime (441547) 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, 3332 + ... + 3461.

It is an arithmetic number, because the mean of its divisors is an integer number (71337).

2⁴⁴¹⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

441545 is a deficient number, since it is larger than the sum of its proper divisors (129151).

441545 is a wasteful number, since it uses less digits than its factorization.

441545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6811.

The product of its digits is 1600, while the sum is 23.

The square root of 441545 is about 664.4885251078. The cubic root of 441545 is about 76.1479688797.

Adding to 441545 its reverse (545144), we get a palindrome (986689).

The spelling of 441545 in words is "four hundred forty-one thousand, five hundred forty-five".