3867841 has 8 divisors (see below), whose sum is σ = 4060224. Its totient is φ = 3677520.

The previous prime is 3867803. The next prime is 3867847. The reversal of 3867841 is 1487683.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3867841 - 2⁷ = 3867713 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3867841.

It is not an unprimeable number, because it can be changed into a prime (3867847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4455 + ... + 5251.

It is an arithmetic number, because the mean of its divisors is an integer number (507528).

Almost surely, 2^3867841 is an apocalyptic number.

It is an amenable number.

3867841 is a deficient number, since it is larger than the sum of its proper divisors (192383).

3867841 is a wasteful number, since it uses less digits than its factorization.

3867841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031.

The product of its digits is 32256, while the sum is 37.

The square root of 3867841 is about 1966.6827400473. The cubic root of 3867841 is about 156.9722454894.

The spelling of 3867841 in words is "three million, eight hundred sixty-seven thousand, eight hundred forty-one".