3876843 has 4 divisors (see below), whose sum is σ = 5169128. Its totient is φ = 2584560.

The previous prime is 3876827. The next prime is 3876869. The reversal of 3876843 is 3486783.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3486783 = 3 ⋅1162261.

It is not a de Polignac number, because 3876843 - 2⁴ = 3876827 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3876143) 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, 646138 + ... + 646143.

It is an arithmetic number, because the mean of its divisors is an integer number (1292282).

Almost surely, 2^3876843 is an apocalyptic number.

3876843 is a deficient number, since it is larger than the sum of its proper divisors (1292285).

3876843 is a wasteful number, since it uses less digits than its factorization.

3876843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292284.

The product of its digits is 96768, while the sum is 39.

The square root of 3876843 is about 1968.9700353230. The cubic root of 3876843 is about 157.0939300257.

The spelling of 3876843 in words is "three million, eight hundred seventy-six thousand, eight hundred forty-three".