12196512 has 36 divisors (see below), whose sum is σ = 34684650. Its totient is φ = 4065408.

The previous prime is 12196469. The next prime is 12196517. The reversal of 12196512 is 21569121.

12196512 is a `hidden beast` number, since 1 + 2 + 1 + 9 + 651 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7160976 + 5035536 = 2676^2 + 2244^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×12196512² = 297509809932288, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12196517) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20887 + ... + 21462.

Almost surely, 2^12196512 is an apocalyptic number.

12196512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12196512 is an abundant number, since it is smaller than the sum of its proper divisors (22488138).

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

12196512 is a wasteful number, since it uses less digits than its factorization.

12196512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42365 (or 42354 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 12196512 is about 3492.3504978739. The cubic root of 12196512 is about 230.1858107806.

The spelling of 12196512 in words is "twelve million, one hundred ninety-six thousand, five hundred twelve".