1203996 has 12 divisors (see below), whose sum is σ = 2809352. Its totient is φ = 401328.

The previous prime is 1203971. The next prime is 1204003. The reversal of 1203996 is 6993021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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, 50155 + ... + 50178.

2^1203996 is an apocalyptic number.

It is an amenable number.

1203996 is an abundant number, since it is smaller than the sum of its proper divisors (1605356).

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

1203996 is a wasteful number, since it uses less digits than its factorization.

1203996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100340 (or 100338 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 1203996 is about 1097.2675152396. The cubic root of 1203996 is about 106.3836813310.

The spelling of 1203996 in words is "one million, two hundred three thousand, nine hundred ninety-six".