4160665 has 16 divisors (see below), whose sum is σ = 5460480. Its totient is φ = 3029760.

The previous prime is 4160641. The next prime is 4160669. The reversal of 4160665 is 5660614.

It is not a de Polignac number, because 4160665 - 2¹¹ = 4158617 is a prime.

It is a super-2 number, since 2×4160665² = 34622266484450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4160669) 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, 1846 + ... + 3424.

It is an arithmetic number, because the mean of its divisors is an integer number (341280).

Almost surely, 2^4160665 is an apocalyptic number.

It is an amenable number.

4160665 is a deficient number, since it is larger than the sum of its proper divisors (1299815).

4160665 is a wasteful number, since it uses less digits than its factorization.

4160665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 4160665 is about 2039.7708204600. The cubic root of 4160665 is about 160.8375997031.

It can be divided in two parts, 41 and 60665, that added together give a palindrome (60706).

The spelling of 4160665 in words is "four million, one hundred sixty thousand, six hundred sixty-five".