12196172 has 12 divisors (see below), whose sum is σ = 21392280. Its totient is φ = 6084096.

The previous prime is 12196169. The next prime is 12196193. The reversal of 12196172 is 27169121.

It is a super-2 number, since 2×12196172² = 297493222907168, which contains 22 as substring.

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, 1397 + ... + 5132.

It is an arithmetic number, because the mean of its divisors is an integer number (1782690).

Almost surely, 2^12196172 is an apocalyptic number.

It is an amenable number.

12196172 is a deficient number, since it is larger than the sum of its proper divisors (9196108).

12196172 is a wasteful number, since it uses less digits than its factorization.

12196172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7000 (or 6998 counting only the distinct ones).

The product of its digits is 1512, while the sum is 29.

The square root of 12196172 is about 3492.3018197172. The cubic root of 12196172 is about 230.1836718111.

The spelling of 12196172 in words is "twelve million, one hundred ninety-six thousand, one hundred seventy-two".