12243938 has 8 divisors (see below), whose sum is σ = 20989632. Its totient is φ = 5247396.

The previous prime is 12243937. The next prime is 12243971. The reversal of 12243938 is 83934221.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (12243937) 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, 437270 + ... + 437297.

It is an arithmetic number, because the mean of its divisors is an integer number (2623704).

Almost surely, 2^12243938 is an apocalyptic number.

12243938 is a deficient number, since it is larger than the sum of its proper divisors (8745694).

12243938 is an equidigital number, since it uses as much as digits as its factorization.

12243938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874576.

The product of its digits is 10368, while the sum is 32.

The square root of 12243938 is about 3499.1338928369. The cubic root of 12243938 is about 230.4837832067.

The spelling of 12243938 in words is "twelve million, two hundred forty-three thousand, nine hundred thirty-eight".