1996066 has 8 divisors (see below), whose sum is σ = 3025260. Its totient is φ = 987648.

The previous prime is 1996061. The next prime is 1996081. The reversal of 1996066 is 6606991.

It can be written as a sum of positive squares in 2 ways, for example, as 1918225 + 77841 = 1385^2 + 279^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1996061) 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, 4951 + ... + 5338.

2^1996066 is an apocalyptic number.

1996066 is a deficient number, since it is larger than the sum of its proper divisors (1029194).

1996066 is a wasteful number, since it uses less digits than its factorization.

1996066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10388.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 1996066 is about 1412.8219986962. The cubic root of 1996066 is about 125.9094419429.

The spelling of 1996066 in words is "one million, nine hundred ninety-six thousand, sixty-six".