4115665 has 8 divisors (see below), whose sum is σ = 4952808. Its totient is φ = 3283200.

The previous prime is 4115641. The next prime is 4115681. The reversal of 4115665 is 5665114.

It can be written as a sum of positive squares in 4 ways, for example, as 87616 + 4028049 = 296^2 + 2007^2 .

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

It is not a de Polignac number, because 4115665 - 2⁵ = 4115633 is a prime.

It is a Duffinian number.

4115665 is a lucky number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1215 + ... + 3115.

It is an arithmetic number, because the mean of its divisors is an integer number (619101).

Almost surely, 2^4115665 is an apocalyptic number.

It is an amenable number.

4115665 is a deficient number, since it is larger than the sum of its proper divisors (837143).

4115665 is a wasteful number, since it uses less digits than its factorization.

4115665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2339.

The product of its digits is 3600, while the sum is 28.

The square root of 4115665 is about 2028.7101813714. The cubic root of 4115665 is about 160.2556460020.

The spelling of 4115665 in words is "four million, one hundred fifteen thousand, six hundred sixty-five".