1995996 has 24 divisors (see below), whose sum is σ = 4757760. Its totient is φ = 650992.

The previous prime is 1995991. The next prime is 1996013. The reversal of 1995996 is 6995991.

It is a happy number.

1995996 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1995991) 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 7 ways as a sum of consecutive naturals, for example, 1206 + ... + 2333.

It is an arithmetic number, because the mean of its divisors is an integer number (198240).

2^1995996 is an apocalyptic number.

It is an amenable number.

1995996 is an abundant number, since it is smaller than the sum of its proper divisors (2761764).

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

1995996 is a wasteful number, since it uses less digits than its factorization.

1995996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3593 (or 3591 counting only the distinct ones).

The product of its digits is 196830, while the sum is 48.

The square root of 1995996 is about 1412.7972253653. The cubic root of 1995996 is about 125.9079700871.

The spelling of 1995996 in words is "one million, nine hundred ninety-five thousand, nine hundred ninety-six".