3938248 has 8 divisors (see below), whose sum is σ = 7384230. Its totient is φ = 1969120.

The previous prime is 3938197. The next prime is 3938251. The reversal of 3938248 is 8428393.

3938248 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 only one way, i.e., 3849444 + 88804 = 1962^2 + 298^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 246133 + ... + 246148.

Almost surely, 2^3938248 is an apocalyptic number.

It is an amenable number.

3938248 is a deficient number, since it is larger than the sum of its proper divisors (3445982).

3938248 is a wasteful number, since it uses less digits than its factorization.

3938248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492287 (or 492283 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 3938248 is about 1984.5019526319. The cubic root of 3938248 is about 157.9189885400.

It can be divided in two parts, 3938 and 248, that added together give a triangular number (4186 = T₉₁).

The spelling of 3938248 in words is "three million, nine hundred thirty-eight thousand, two hundred forty-eight".