4000171 has 4 divisors (see below), whose sum is σ = 4571632. Its totient is φ = 3428712.

The previous prime is 4000169. The next prime is 4000189. The reversal of 4000171 is 1710004.

4000171 is digitally balanced in base 8, 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 not a de Polignac number, because 4000171 - 2¹ = 4000169 is a prime.

It is a Duffinian number.

4000171 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4100171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285720 + ... + 285733.

It is an arithmetic number, because the mean of its divisors is an integer number (1142908).

Almost surely, 2^4000171 is an apocalyptic number.

4000171 is a deficient number, since it is larger than the sum of its proper divisors (571461).

4000171 is an equidigital number, since it uses as much as digits as its factorization.

4000171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571460.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 4000171 is about 2000.0427495431. The cubic root of 4000171 is about 158.7423672111.

Adding to 4000171 its reverse (1710004), we get a palindrome (5710175).

The spelling of 4000171 in words is "four million, one hundred seventy-one", and thus it is an aban number.