4090171 has 4 divisors (see below), whose sum is σ = 4222144. Its totient is φ = 3958200.

The previous prime is 4090153. The next prime is 4090193. The reversal of 4090171 is 1710904.

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

It is a cyclic number.

It is not a de Polignac number, because 4090171 - 2⁵ = 4090139 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 (4093171) 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, 65940 + ... + 66001.

It is an arithmetic number, because the mean of its divisors is an integer number (1055536).

Almost surely, 2^4090171 is an apocalyptic number.

4090171 is a deficient number, since it is larger than the sum of its proper divisors (131973).

4090171 is a wasteful number, since it uses less digits than its factorization.

4090171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131972.

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

The square root of 4090171 is about 2022.4171182029. The cubic root of 4090171 is about 159.9240655304.

The spelling of 4090171 in words is "four million, ninety thousand, one hundred seventy-one".