4025171 has 4 divisors (see below), whose sum is σ = 4164000. Its totient is φ = 3886344.

The previous prime is 4025167. The next prime is 4025179. The reversal of 4025171 is 1715204.

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 4025171 - 2² = 4025167 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 (4025179) 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, 69371 + ... + 69428.

It is an arithmetic number, because the mean of its divisors is an integer number (1041000).

Almost surely, 2^4025171 is an apocalyptic number.

4025171 is a deficient number, since it is larger than the sum of its proper divisors (138829).

4025171 is a wasteful number, since it uses less digits than its factorization.

4025171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138828.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 4025171 is about 2006.2828813505. The cubic root of 4025171 is about 159.0723797937.

The spelling of 4025171 in words is "four million, twenty-five thousand, one hundred seventy-one".