3996408 has 32 divisors (see below), whose sum is σ = 10760400. Its totient is φ = 1229568.

The previous prime is 3996397. The next prime is 3996413. The reversal of 3996408 is 8046993.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6093 + ... + 6716.

Almost surely, 2^3996408 is an apocalyptic number.

It is an amenable number.

3996408 is an abundant number, since it is smaller than the sum of its proper divisors (6763992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3996408 is a wasteful number, since it uses less digits than its factorization.

3996408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12831 (or 12827 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 3996408 is about 1999.1017983084. The cubic root of 3996408 is about 158.6925747617.

The spelling of 3996408 in words is "three million, nine hundred ninety-six thousand, four hundred eight".