1996806 has 16 divisors (see below), whose sum is σ = 4564224. Its totient is φ = 570504.

The previous prime is 1996793. The next prime is 1996817. The reversal of 1996806 is 6086991.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23730 + ... + 23813.

It is an arithmetic number, because the mean of its divisors is an integer number (285264).

2^1996806 is an apocalyptic number.

1996806 is an abundant number, since it is smaller than the sum of its proper divisors (2567418).

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

1996806 is a wasteful number, since it uses less digits than its factorization.

1996806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47555.

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 1996806 is about 1413.0838616303. The cubic root of 1996806 is about 125.9249994571.

The spelling of 1996806 in words is "one million, nine hundred ninety-six thousand, eight hundred six".