441859 has 4 divisors (see below), whose sum is σ = 482040. Its totient is φ = 401680.

The previous prime is 441841. The next prime is 441877. The reversal of 441859 is 958144.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (441841) and next prime (441877).

It is a cyclic number.

It is not a de Polignac number, because 441859 - 2⁵ = 441827 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 441859.

It is not an unprimeable number, because it can be changed into a prime (441829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20074 + ... + 20095.

It is an arithmetic number, because the mean of its divisors is an integer number (120510).

2⁴⁴¹⁸⁵⁹ is an apocalyptic number.

441859 is a deficient number, since it is larger than the sum of its proper divisors (40181).

441859 is a wasteful number, since it uses less digits than its factorization.

441859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40180.

The product of its digits is 5760, while the sum is 31.

The square root of 441859 is about 664.7247550678. The cubic root of 441859 is about 76.1660152069.

It can be divided in two parts, 44 and 1859, that multiplied together give a square (81796 = 286²).

The spelling of 441859 in words is "four hundred forty-one thousand, eight hundred fifty-nine".