12398996 has 12 divisors (see below), whose sum is σ = 22284948. Its totient is φ = 6031872.

The previous prime is 12398989. The next prime is 12399011. The reversal of 12398996 is 69989321.

12398996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11806096 + 592900 = 3436^2 + 770^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12398996.

It is a congruent number.

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, 41741 + ... + 42036.

It is an arithmetic number, because the mean of its divisors is an integer number (1857079).

Almost surely, 2^12398996 is an apocalyptic number.

It is an amenable number.

12398996 is a deficient number, since it is larger than the sum of its proper divisors (9885952).

12398996 is a wasteful number, since it uses less digits than its factorization.

12398996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83818 (or 83816 counting only the distinct ones).

The product of its digits is 209952, while the sum is 47.

The square root of 12398996 is about 3521.2208110256. The cubic root of 12398996 is about 231.4526583823.

The spelling of 12398996 in words is "twelve million, three hundred ninety-eight thousand, nine hundred ninety-six".