3948128 has 12 divisors (see below), whose sum is σ = 7772940. Its totient is φ = 1974048.

The previous prime is 3948121. The next prime is 3948137. The reversal of 3948128 is 8218493.

It is a happy number.

3948128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3948121) 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 as a sum of consecutive naturals, namely, 61658 + ... + 61721.

It is an arithmetic number, because the mean of its divisors is an integer number (647745).

Almost surely, 2^3948128 is an apocalyptic number.

It is an amenable number.

3948128 is a deficient number, since it is larger than the sum of its proper divisors (3824812).

3948128 is a wasteful number, since it uses less digits than its factorization.

3948128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123389 (or 123381 counting only the distinct ones).

The product of its digits is 13824, while the sum is 35.

The square root of 3948128 is about 1986.9896829123. The cubic root of 3948128 is about 158.0509369497.

The spelling of 3948128 in words is "three million, nine hundred forty-eight thousand, one hundred twenty-eight".