3869841 has 8 divisors (see below), whose sum is σ = 5172480. Its totient is φ = 2573552.

The previous prime is 3869807. The next prime is 3869849. The reversal of 3869841 is 1489683.

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 3869841 - 2⁹ = 3869329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3869841.

It is not an unprimeable number, because it can be changed into a prime (3869849) 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, 91 + ... + 2783.

It is an arithmetic number, because the mean of its divisors is an integer number (646560).

Almost surely, 2^3869841 is an apocalyptic number.

It is an amenable number.

3869841 is a deficient number, since it is larger than the sum of its proper divisors (1302639).

3869841 is a wasteful number, since it uses less digits than its factorization.

3869841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175.

The product of its digits is 41472, while the sum is 39.

The square root of 3869841 is about 1967.1911447544. The cubic root of 3869841 is about 156.9992967905. Note that the first 3 decimals are identical.

The spelling of 3869841 in words is "three million, eight hundred sixty-nine thousand, eight hundred forty-one".