12393826 has 8 divisors (see below), whose sum is σ = 19399104. Its totient is φ = 5927460.

The previous prime is 12393791. The next prime is 12393851. The reversal of 12393826 is 62839321.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 12393791 and 12393800.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134670 + ... + 134761.

It is an arithmetic number, because the mean of its divisors is an integer number (2424888).

Almost surely, 2^12393826 is an apocalyptic number.

12393826 is a deficient number, since it is larger than the sum of its proper divisors (7005278).

12393826 is a wasteful number, since it uses less digits than its factorization.

12393826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269456.

The product of its digits is 15552, while the sum is 34.

The square root of 12393826 is about 3520.4866140919. The cubic root of 12393826 is about 231.4204843633.

The spelling of 12393826 in words is "twelve million, three hundred ninety-three thousand, eight hundred twenty-six".