3944841 has 8 divisors (see below), whose sum is σ = 5441280. Its totient is φ = 2539152.

The previous prime is 3944839. The next prime is 3944861. The reversal of 3944841 is 1484493.

It is a happy number.

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

It is not a de Polignac number, because 3944841 - 2¹ = 3944839 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3944821) 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, 22585 + ... + 22758.

It is an arithmetic number, because the mean of its divisors is an integer number (680160).

Almost surely, 2^3944841 is an apocalyptic number.

It is an amenable number.

3944841 is a deficient number, since it is larger than the sum of its proper divisors (1496439).

3944841 is a wasteful number, since it uses less digits than its factorization.

3944841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45375.

The product of its digits is 13824, while the sum is 33.

The square root of 3944841 is about 1986.1623800687. The cubic root of 3944841 is about 158.0070631890.

The spelling of 3944841 in words is "three million, nine hundred forty-four thousand, eight hundred forty-one".