3993896 has 16 divisors (see below), whose sum is σ = 7549440. Its totient is φ = 1980720.

The previous prime is 3993893. The next prime is 3993901. The reversal of 3993896 is 6983993.

3993896 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 3993896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3993893) 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 in 3 ways as a sum of consecutive naturals, for example, 950 + ... + 2981.

It is an arithmetic number, because the mean of its divisors is an integer number (471840).

Almost surely, 2^3993896 is an apocalyptic number.

It is an amenable number.

3993896 is a deficient number, since it is larger than the sum of its proper divisors (3555544).

3993896 is a wasteful number, since it uses less digits than its factorization.

3993896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064 (or 4060 counting only the distinct ones).

The product of its digits is 314928, while the sum is 47.

The square root of 3993896 is about 1998.4734173864. The cubic root of 3993896 is about 158.6593182891.

The spelling of 3993896 in words is "three million, nine hundred ninety-three thousand, eight hundred ninety-six".