4066395 has 16 divisors (see below), whose sum is σ = 6531840. Its totient is φ = 2160224.

The previous prime is 4066379. The next prime is 4066441. The reversal of 4066395 is 5936604.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4066395 - 2⁴ = 4066379 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5962 + ... + 6608.

It is an arithmetic number, because the mean of its divisors is an integer number (408240).

Almost surely, 2^4066395 is an apocalyptic number.

4066395 is a deficient number, since it is larger than the sum of its proper divisors (2465445).

4066395 is a wasteful number, since it uses less digits than its factorization.

4066395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 4066395 is about 2016.5304361700. The cubic root of 4066395 is about 159.6135857556.

The spelling of 4066395 in words is "four million, sixty-six thousand, three hundred ninety-five".