4009171 has 8 divisors (see below), whose sum is σ = 4275200. Its totient is φ = 3748680.

The previous prime is 4009151. The next prime is 4009193. The reversal of 4009171 is 1719004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4009171 - 2⁵ = 4009139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4009141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166 + ... + 2836.

It is an arithmetic number, because the mean of its divisors is an integer number (534400).

Almost surely, 2^4009171 is an apocalyptic number.

4009171 is a deficient number, since it is larger than the sum of its proper divisors (266029).

4009171 is a wasteful number, since it uses less digits than its factorization.

4009171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 4009171 is about 2002.2914373287. The cubic root of 4009171 is about 158.8613297235.

The spelling of 4009171 in words is "four million, nine thousand, one hundred seventy-one".