12193612 has 12 divisors (see below), whose sum is σ = 21535360. Its totient is φ = 6040656.

The previous prime is 12193603. The next prime is 12193619. The reversal of 12193612 is 21639121.

12193612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12193619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13548 + ... + 14419.

Almost surely, 2^12193612 is an apocalyptic number.

It is an amenable number.

12193612 is a deficient number, since it is larger than the sum of its proper divisors (9341748).

12193612 is a wasteful number, since it uses less digits than its factorization.

12193612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28080 (or 28078 counting only the distinct ones).

The product of its digits is 648, while the sum is 25.

The square root of 12193612 is about 3491.9352800417. The cubic root of 12193612 is about 230.1675653521.

It can be divided in two parts, 1219 and 3612, that multiplied together give a triangular number (4403028 = T₂₉₆₇).

The spelling of 12193612 in words is "twelve million, one hundred ninety-three thousand, six hundred twelve".