3847671 has 12 divisors (see below), whose sum is σ = 5850520. Its totient is φ = 2430000.

The previous prime is 3847663. The next prime is 3847673. The reversal of 3847671 is 1767483.

It is not a de Polignac number, because 3847671 - 2³ = 3847663 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3847673) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11080 + ... + 11421.

Almost surely, 2^3847671 is an apocalyptic number.

3847671 is a deficient number, since it is larger than the sum of its proper divisors (2002849).

3847671 is a wasteful number, since it uses less digits than its factorization.

3847671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22526 (or 22523 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 3847671 is about 1961.5481130984. The cubic root of 3847671 is about 156.6989104199.

The spelling of 3847671 in words is "three million, eight hundred forty-seven thousand, six hundred seventy-one".