1996973 has 16 divisors (see below), whose sum is σ = 2358720. Its totient is φ = 1670400.

The previous prime is 1996949. The next prime is 1996979. The reversal of 1996973 is 3796991.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1996973 - 2⁸ = 1996717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1996979) 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 15 ways as a sum of consecutive naturals, for example, 10943 + ... + 11123.

It is an arithmetic number, because the mean of its divisors is an integer number (147420).

2^1996973 is an apocalyptic number.

It is an amenable number.

1996973 is a deficient number, since it is larger than the sum of its proper divisors (361747).

1996973 is a wasteful number, since it uses less digits than its factorization.

1996973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268.

The product of its digits is 91854, while the sum is 44.

The square root of 1996973 is about 1413.1429510138. The cubic root of 1996973 is about 125.9285098780.

The spelling of 1996973 in words is "one million, nine hundred ninety-six thousand, nine hundred seventy-three".