4065575 has 6 divisors (see below), whose sum is σ = 5041344. Its totient is φ = 3252440.

The previous prime is 4065571. The next prime is 4065583. The reversal of 4065575 is 5755604.

It is a happy number.

4065575 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4065575 - 2² = 4065571 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4065571) 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 5 ways as a sum of consecutive naturals, for example, 81287 + ... + 81336.

It is an arithmetic number, because the mean of its divisors is an integer number (840224).

Almost surely, 2^4065575 is an apocalyptic number.

4065575 is a deficient number, since it is larger than the sum of its proper divisors (975769).

4065575 is a wasteful number, since it uses less digits than its factorization.

4065575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162633 (or 162628 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 4065575 is about 2016.3271063992. The cubic root of 4065575 is about 159.6028561914.

The spelling of 4065575 in words is "four million, sixty-five thousand, five hundred seventy-five".