12398326 has 16 divisors (see below), whose sum is σ = 19289088. Its totient is φ = 5970600.

The previous prime is 12398303. The next prime is 12398327. The reversal of 12398326 is 62389321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12398291 and 12398300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12398327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18961 + ... + 19603.

It is an arithmetic number, because the mean of its divisors is an integer number (1205568).

Almost surely, 2^12398326 is an apocalyptic number.

12398326 is a deficient number, since it is larger than the sum of its proper divisors (6890762).

12398326 is a wasteful number, since it uses less digits than its factorization.

12398326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987.

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

The square root of 12398326 is about 3521.1256722815. The cubic root of 12398326 is about 231.4484893331.

The spelling of 12398326 in words is "twelve million, three hundred ninety-eight thousand, three hundred twenty-six".