12196746 has 36 divisors (see below), whose sum is σ = 27905202. Its totient is φ = 3849552.

The previous prime is 12196697. The next prime is 12196753. The reversal of 12196746 is 64769121.

12196746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9828225 + 2368521 = 3135^2 + 1539^2 .

It is a super-2 number, since 2×12196746² = 297521225977032, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12196746.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5560 + ... + 7436.

Almost surely, 2^12196746 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12196746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13952601).

12196746 is an abundant number, since it is smaller than the sum of its proper divisors (15708456).

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

12196746 is a wasteful number, since it uses less digits than its factorization.

12196746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923 (or 1901 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 12196746 is about 3492.3839995052. The cubic root of 12196746 is about 230.1872828719.

The spelling of 12196746 in words is "twelve million, one hundred ninety-six thousand, seven hundred forty-six".