3918884 has 12 divisors (see below), whose sum is σ = 6970908. Its totient is φ = 1927200.

The previous prime is 3918881. The next prime is 3918899. The reversal of 3918884 is 4888193.

3918884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 77284 + 3841600 = 278^2 + 1960^2 .

It is not an unprimeable number, because it can be changed into a prime (3918881) 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 3 ways as a sum of consecutive naturals, for example, 7787 + ... + 8274.

It is an arithmetic number, because the mean of its divisors is an integer number (580909).

Almost surely, 2^3918884 is an apocalyptic number.

It is an amenable number.

3918884 is a deficient number, since it is larger than the sum of its proper divisors (3052024).

3918884 is a wasteful number, since it uses less digits than its factorization.

3918884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16126 (or 16124 counting only the distinct ones).

The product of its digits is 55296, while the sum is 41.

The square root of 3918884 is about 1979.6171347005. The cubic root of 3918884 is about 157.6597388344.

The spelling of 3918884 in words is "three million, nine hundred eighteen thousand, eight hundred eighty-four".