4441865 has 4 divisors (see below), whose sum is σ = 5330244. Its totient is φ = 3553488.

The previous prime is 4441849. The next prime is 4441867. The reversal of 4441865 is 5681444.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3139984 + 1301881 = 1772^2 + 1141^2 .

It is a cyclic number.

It is not a de Polignac number, because 4441865 - 2⁴ = 4441849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4441867) 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, 444182 + ... + 444191.

It is an arithmetic number, because the mean of its divisors is an integer number (1332561).

Almost surely, 2^4441865 is an apocalyptic number.

It is an amenable number.

4441865 is a deficient number, since it is larger than the sum of its proper divisors (888379).

4441865 is an equidigital number, since it uses as much as digits as its factorization.

4441865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888378.

The product of its digits is 15360, while the sum is 32.

The square root of 4441865 is about 2107.5732490236. The cubic root of 4441865 is about 164.3823248482.

The spelling of 4441865 in words is "four million, four hundred forty-one thousand, eight hundred sixty-five".