12193394 has 8 divisors (see below), whose sum is σ = 18458220. Its totient is φ = 6040656.

The previous prime is 12193393. The next prime is 12193429. The reversal of 12193394 is 49339121.

12193394 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 2 ways, for example, as 12159169 + 34225 = 3487^2 + 185^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12193394.

It is not an unprimeable number, because it can be changed into a prime (12193393) 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, 27749 + ... + 28184.

Almost surely, 2^12193394 is an apocalyptic number.

12193394 is a deficient number, since it is larger than the sum of its proper divisors (6264826).

12193394 is a wasteful number, since it uses less digits than its factorization.

12193394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56044.

The product of its digits is 5832, while the sum is 32.

The square root of 12193394 is about 3491.9040651198. The cubic root of 12193394 is about 230.1661936823.

The spelling of 12193394 in words is "twelve million, one hundred ninety-three thousand, three hundred ninety-four".