445841 has 4 divisors (see below), whose sum is σ = 486384. Its totient is φ = 405300.

The previous prime is 445829. The next prime is 445847. The reversal of 445841 is 148544.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 445841 - 2¹⁰ = 444817 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 445841.

It is not an unprimeable number, because it can be changed into a prime (445847) 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, 20255 + ... + 20276.

It is an arithmetic number, because the mean of its divisors is an integer number (121596).

2⁴⁴⁵⁸⁴¹ is an apocalyptic number.

It is an amenable number.

445841 is a deficient number, since it is larger than the sum of its proper divisors (40543).

445841 is a wasteful number, since it uses less digits than its factorization.

445841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40542.

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

The square root of 445841 is about 667.7132618123. The cubic root of 445841 is about 76.3941321115.

It can be divided in two parts, 44 and 5841, that added together give a palindrome (5885).

The spelling of 445841 in words is "four hundred forty-five thousand, eight hundred forty-one".