3995756 has 12 divisors (see below), whose sum is σ = 7032480. Its totient is φ = 1986480.

The previous prime is 3995753. The next prime is 3995777. The reversal of 3995756 is 6575993.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3995753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2036 + ... + 3483.

It is an arithmetic number, because the mean of its divisors is an integer number (586040).

Almost surely, 2^3995756 is an apocalyptic number.

It is an amenable number.

3995756 is a deficient number, since it is larger than the sum of its proper divisors (3036724).

3995756 is a wasteful number, since it uses less digits than its factorization.

3995756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5704 (or 5702 counting only the distinct ones).

The product of its digits is 255150, while the sum is 44.

The square root of 3995756 is about 1998.9387184204. The cubic root of 3995756 is about 158.6839442460.

The spelling of 3995756 in words is "three million, nine hundred ninety-five thousand, seven hundred fifty-six".