3911841 has 8 divisors (see below), whose sum is σ = 5795360. Its totient is φ = 2607876.

The previous prime is 3911821. The next prime is 3911849. The reversal of 3911841 is 1481193.

3911841 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3911841 - 2¹³ = 3903649 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 144883 = 3911841 / (3 + 9 + 1 + 1 + 8 + 4 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3911849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72415 + ... + 72468.

It is an arithmetic number, because the mean of its divisors is an integer number (724420).

Almost surely, 2^3911841 is an apocalyptic number.

It is an amenable number.

3911841 is a deficient number, since it is larger than the sum of its proper divisors (1883519).

3911841 is a wasteful number, since it uses less digits than its factorization.

3911841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144892 (or 144886 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 3911841 is about 1977.8374554043. The cubic root of 3911841 is about 157.5652337486.

The spelling of 3911841 in words is "three million, nine hundred eleven thousand, eight hundred forty-one".