4160065 has 32 divisors (see below), whose sum is σ = 6322176. Its totient is φ = 2557440.

The previous prime is 4160063. The next prime is 4160077. The reversal of 4160065 is 5600614.

It is not a de Polignac number, because 4160065 - 2¹ = 4160063 is a prime.

It is a super-2 number, since 2×4160065² = 34612281608450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4160063) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 18544 + ... + 18766.

It is an arithmetic number, because the mean of its divisors is an integer number (197568).

Almost surely, 2^4160065 is an apocalyptic number.

It is an amenable number.

4160065 is a deficient number, since it is larger than the sum of its proper divisors (2162111).

4160065 is a wasteful number, since it uses less digits than its factorization.

4160065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 4160065 is about 2039.6237398109. The cubic root of 4160065 is about 160.8298679904.

Adding to 4160065 its reverse (5600614), we get a palindrome (9760679).

It can be divided in two parts, 41 and 60065, that added together give a palindrome (60106).

The spelling of 4160065 in words is "four million, one hundred sixty thousand, sixty-five".