3871948 has 12 divisors (see below), whose sum is σ = 6862240. Its totient is φ = 1911312.

The previous prime is 3871921. The next prime is 3871961. The reversal of 3871948 is 8491783.

3871948 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3871948.

It is an unprimeable number.

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, 5811 + ... + 6442.

Almost surely, 2^3871948 is an apocalyptic number.

It is an amenable number.

3871948 is a deficient number, since it is larger than the sum of its proper divisors (2990292).

3871948 is a wasteful number, since it uses less digits than its factorization.

3871948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12336 (or 12334 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 3871948 is about 1967.7266070265. The cubic root of 3871948 is about 157.0277852564.

The spelling of 3871948 in words is "three million, eight hundred seventy-one thousand, nine hundred forty-eight".