2064165 has 16 divisors (see below), whose sum is σ = 3322176. Its totient is φ = 1094400.

The previous prime is 2064151. The next prime is 2064169. The reversal of 2064165 is 5614602.

It is not a de Polignac number, because 2064165 - 2⁴ = 2064149 is a prime.

2064165 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064169) 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, 3330 + ... + 3900.

It is an arithmetic number, because the mean of its divisors is an integer number (207636).

2^2064165 is an apocalyptic number.

It is an amenable number.

2064165 is a deficient number, since it is larger than the sum of its proper divisors (1258011).

2064165 is a wasteful number, since it uses less digits than its factorization.

2064165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2064165 is about 1436.7202232864. The cubic root of 2064165 is about 127.3253279021.

Adding to 2064165 its reverse (5614602), we get a palindrome (7678767).

It can be divided in two parts, 20641 and 65, that added together give a triangular number (20706 = T₂₀₃).

The spelling of 2064165 in words is "two million, sixty-four thousand, one hundred sixty-five".