8441665 has 16 divisors (see below), whose sum is σ = 10418688. Its totient is φ = 6564096.

The previous prime is 8441663. The next prime is 8441669. The reversal of 8441665 is 5661448.

It is a cyclic number.

It is not a de Polignac number, because 8441665 - 2¹ = 8441663 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 8441665.

It is not an unprimeable number, because it can be changed into a prime (8441663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37744 + ... + 37966.

It is an arithmetic number, because the mean of its divisors is an integer number (651168).

Almost surely, 2^8441665 is an apocalyptic number.

It is an amenable number.

8441665 is a deficient number, since it is larger than the sum of its proper divisors (1977023).

8441665 is a wasteful number, since it uses less digits than its factorization.

8441665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408.

The product of its digits is 23040, while the sum is 34.

The square root of 8441665 is about 2905.4543534532. The cubic root of 8441665 is about 203.6148136583.

The spelling of 8441665 in words is "eight million, four hundred forty-one thousand, six hundred sixty-five".