3968408 has 8 divisors (see below), whose sum is σ = 7440780. Its totient is φ = 1984200.

The previous prime is 3968387. The next prime is 3968411. The reversal of 3968408 is 8048693.

3968408 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 248018 + ... + 248033.

Almost surely, 2^3968408 is an apocalyptic number.

It is an amenable number.

3968408 is a deficient number, since it is larger than the sum of its proper divisors (3472372).

3968408 is a wasteful number, since it uses less digits than its factorization.

3968408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496057 (or 496053 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 3968408 is about 1992.0863435102. The cubic root of 3968408 is about 158.3210903430.

The spelling of 3968408 in words is "three million, nine hundred sixty-eight thousand, four hundred eight".