12243394 has 8 divisors (see below), whose sum is σ = 18998460. Its totient is φ = 5910576.

The previous prime is 12243389. The next prime is 12243401. The reversal of 12243394 is 49334221.

12243394 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 12006225 + 237169 = 3465^2 + 487^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105489 + ... + 105604.

Almost surely, 2^12243394 is an apocalyptic number.

12243394 is a deficient number, since it is larger than the sum of its proper divisors (6755066).

12243394 is a wasteful number, since it uses less digits than its factorization.

12243394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211124.

The product of its digits is 5184, while the sum is 28.

The square root of 12243394 is about 3499.0561584519. The cubic root of 12243394 is about 230.4803696798.

The spelling of 12243394 in words is "twelve million, two hundred forty-three thousand, three hundred ninety-four".