3867671 has 4 divisors (see below), whose sum is σ = 3874200. Its totient is φ = 3861144.

The previous prime is 3867649. The next prime is 3867679. The reversal of 3867671 is 1767683.

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 3867671 - 2¹⁰ = 3866647 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 (3867679) 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, 2276 + ... + 3593.

It is an arithmetic number, because the mean of its divisors is an integer number (968550).

Almost surely, 2^3867671 is an apocalyptic number.

3867671 is a deficient number, since it is larger than the sum of its proper divisors (6529).

3867671 is an equidigital number, since it uses as much as digits as its factorization.

3867671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6528.

The product of its digits is 42336, while the sum is 38.

The square root of 3867671 is about 1966.6395195866. The cubic root of 3867671 is about 156.9699456988.

It can be divided in two parts, 38676 and 71, that multiplied together give a triangular number (2745996 = T₂₃₄₃).

The spelling of 3867671 in words is "three million, eight hundred sixty-seven thousand, six hundred seventy-one".