4065465 has 32 divisors (see below), whose sum is σ = 6998400. Its totient is φ = 2008064.

The previous prime is 4065463. The next prime is 4065469. The reversal of 4065465 is 5645604.

4065465 = 481² + 482² + ... + 497².

4065465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4065465 - 2¹ = 4065463 is a prime.

It is a Curzon number.

4065465 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4065461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27211 + ... + 27359.

It is an arithmetic number, because the mean of its divisors is an integer number (218700).

Almost surely, 2^4065465 is an apocalyptic number.

It is an amenable number.

4065465 is a deficient number, since it is larger than the sum of its proper divisors (2932935).

4065465 is a wasteful number, since it uses less digits than its factorization.

4065465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 4065465 is about 2016.2998288945. The cubic root of 4065465 is about 159.6014167499.

The spelling of 4065465 in words is "four million, sixty-five thousand, four hundred sixty-five".