12398342 has 8 divisors (see below), whose sum is σ = 20288232. Its totient is φ = 5635600.

The previous prime is 12398333. The next prime is 12398369. The reversal of 12398342 is 24389321.

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 = 12398299 and 12398308.

It is a congruent number.

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, 281759 + ... + 281802.

It is an arithmetic number, because the mean of its divisors is an integer number (2536029).

Almost surely, 2^12398342 is an apocalyptic number.

12398342 is a deficient number, since it is larger than the sum of its proper divisors (7889890).

12398342 is a wasteful number, since it uses less digits than its factorization.

12398342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563574.

The product of its digits is 10368, while the sum is 32.

The square root of 12398342 is about 3521.1279442815. The cubic root of 12398342 is about 231.4485888942.

The spelling of 12398342 in words is "twelve million, three hundred ninety-eight thousand, three hundred forty-two".