3888884 has 6 divisors (see below), whose sum is σ = 6805554. Its totient is φ = 1944440.

The previous prime is 3888851. The next prime is 3888887. The reversal of 3888884 is 4888883.

It can be written as a sum of positive squares in only one way, i.e., 3888784 + 100 = 1972^2 + 10^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3888887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486107 + ... + 486114.

It is an arithmetic number, because the mean of its divisors is an integer number (1134259).

Almost surely, 2^3888884 is an apocalyptic number.

It is an amenable number.

3888884 is a deficient number, since it is larger than the sum of its proper divisors (2916670).

3888884 is a wasteful number, since it uses less digits than its factorization.

3888884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972225 (or 972223 counting only the distinct ones).

The product of its digits is 393216, while the sum is 47.

The square root of 3888884 is about 1972.0253548066. The cubic root of 3888884 is about 157.2564001126.

Subtracting 3888884 from its reverse (4888883), we obtain a palindrome (999999).

The spelling of 3888884 in words is "three million, eight hundred eighty-eight thousand, eight hundred eighty-four".