3996006 has 16 divisors (see below), whose sum is σ = 9133824. Its totient is φ = 1141704.

The previous prime is 3995989. The next prime is 3996007. The reversal of 3996006 is 6006993.

3996006 = 998² + 999² + ... + 1001².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3996007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47530 + ... + 47613.

It is an arithmetic number, because the mean of its divisors is an integer number (570864).

Almost surely, 2^3996006 is an apocalyptic number.

3996006 is an abundant number, since it is smaller than the sum of its proper divisors (5137818).

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

3996006 is a wasteful number, since it uses less digits than its factorization.

3996006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95155.

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 3996006 is about 1999.0012506249. The cubic root of 3996006 is about 158.6872536038.

The spelling of 3996006 in words is "three million, nine hundred ninety-six thousand, six".