4000795 has 4 divisors (see below), whose sum is σ = 4800960. Its totient is φ = 3200632.

The previous prime is 4000751. The next prime is 4000813. The reversal of 4000795 is 5970004.

4000795 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4000795 is a prime.

4000795 is a lucky number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 400075 + ... + 400084.

It is an arithmetic number, because the mean of its divisors is an integer number (1200240).

Almost surely, 2^4000795 is an apocalyptic number.

4000795 is a deficient number, since it is larger than the sum of its proper divisors (800165).

4000795 is an equidigital number, since it uses as much as digits as its factorization.

4000795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800164.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 4000795 is about 2000.1987401256. The cubic root of 4000795 is about 158.7506210321.

Adding to 4000795 its reverse (5970004), we get a palindrome (9970799).

The spelling of 4000795 in words is "four million, seven hundred ninety-five", and thus it is an aban number.