441365 has 8 divisors (see below), whose sum is σ = 542808. Its totient is φ = 344320.

The previous prime is 441361. The next prime is 441403. The reversal of 441365 is 563144.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 20164 + 421201 = 142^2 + 649^2 .

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

It is not a de Polignac number, because 441365 - 2² = 441361 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 441365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441361) 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, 872 + ... + 1281.

It is an arithmetic number, because the mean of its divisors is an integer number (67851).

2⁴⁴¹³⁶⁵ is an apocalyptic number.

It is an amenable number.

441365 is a deficient number, since it is larger than the sum of its proper divisors (101443).

441365 is a wasteful number, since it uses less digits than its factorization.

441365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199.

The product of its digits is 1440, while the sum is 23.

The square root of 441365 is about 664.3530687820. The cubic root of 441365 is about 76.1376199932.

The spelling of 441365 in words is "four hundred forty-one thousand, three hundred sixty-five".