12338906 has 16 divisors (see below), whose sum is σ = 19932480. Its totient is φ = 5707200.

The previous prime is 12338903. The next prime is 12338927. The reversal of 12338906 is 60983321.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12338903) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1070 + ... + 5081.

It is an arithmetic number, because the mean of its divisors is an integer number (1245780).

Almost surely, 2^12338906 is an apocalyptic number.

12338906 is a deficient number, since it is larger than the sum of its proper divisors (7593574).

12338906 is a wasteful number, since it uses less digits than its factorization.

12338906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6229.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 12338906 is about 3512.6778958510. The cubic root of 12338906 is about 231.0781517518.

The spelling of 12338906 in words is "twelve million, three hundred thirty-eight thousand, nine hundred six".