3954171 has 16 divisors (see below), whose sum is σ = 5787936. Its totient is φ = 2386176.

The previous prime is 3954131. The next prime is 3954199. The reversal of 3954171 is 1714593.

It is not a de Polignac number, because 3954171 - 2¹⁹ = 3429883 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3954101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1111 + ... + 3023.

It is an arithmetic number, because the mean of its divisors is an integer number (361746).

Almost surely, 2^3954171 is an apocalyptic number.

3954171 is a deficient number, since it is larger than the sum of its proper divisors (1833765).

3954171 is a wasteful number, since it uses less digits than its factorization.

3954171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982.

The product of its digits is 3780, while the sum is 30.

The square root of 3954171 is about 1988.5097435014. The cubic root of 3954171 is about 158.1315333686.

The spelling of 3954171 in words is "three million, nine hundred fifty-four thousand, one hundred seventy-one".