12393722 has 8 divisors (see below), whose sum is σ = 20280672. Its totient is φ = 5633500.

The previous prime is 12393683. The next prime is 12393739. The reversal of 12393722 is 22739321.

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, 281654 + ... + 281697.

It is an arithmetic number, because the mean of its divisors is an integer number (2535084).

Almost surely, 2^12393722 is an apocalyptic number.

12393722 is a deficient number, since it is larger than the sum of its proper divisors (7886950).

12393722 is a wasteful number, since it uses less digits than its factorization.

12393722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563364.

The product of its digits is 4536, while the sum is 29.

The square root of 12393722 is about 3520.4718433755. The cubic root of 12393722 is about 231.4198370572.

The spelling of 12393722 in words is "twelve million, three hundred ninety-three thousand, seven hundred twenty-two".