12326406 has 16 divisors (see below), whose sum is σ = 25448448. Its totient is φ = 3976200.

The previous prime is 12326393. The next prime is 12326417. The reversal of 12326406 is 60462321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32950 + ... + 33321.

It is an arithmetic number, because the mean of its divisors is an integer number (1590528).

Almost surely, 2^12326406 is an apocalyptic number.

12326406 is an abundant number, since it is smaller than the sum of its proper divisors (13122042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12326406 is a wasteful number, since it uses less digits than its factorization.

12326406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66307.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 12326406 is about 3510.8981756810. The cubic root of 12326406 is about 231.0000937014. Note that the first 4 decimals are identical.

Adding to 12326406 its reverse (60462321), we get a palindrome (72788727).

The spelling of 12326406 in words is "twelve million, three hundred twenty-six thousand, four hundred six".