12196788 has 12 divisors (see below), whose sum is σ = 28459200. Its totient is φ = 4065592.

The previous prime is 12196783. The next prime is 12196813. The reversal of 12196788 is 88769121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12196783) 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 3 ways as a sum of consecutive naturals, for example, 508188 + ... + 508211.

It is an arithmetic number, because the mean of its divisors is an integer number (2371600).

Almost surely, 2^12196788 is an apocalyptic number.

It is an amenable number.

12196788 is an abundant number, since it is smaller than the sum of its proper divisors (16262412).

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

12196788 is a wasteful number, since it uses less digits than its factorization.

12196788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016406 (or 1016404 counting only the distinct ones).

The product of its digits is 48384, while the sum is 42.

The square root of 12196788 is about 3492.3900125845. The cubic root of 12196788 is about 230.1875470914.

The spelling of 12196788 in words is "twelve million, one hundred ninety-six thousand, seven hundred eighty-eight".