12123846 has 24 divisors (see below), whose sum is σ = 30021264. Its totient is φ = 3463920.

The previous prime is 12123817. The next prime is 12123857. The reversal of 12123846 is 64832121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47985 + ... + 48236.

It is an arithmetic number, because the mean of its divisors is an integer number (1250886).

Almost surely, 2^12123846 is an apocalyptic number.

12123846 is an abundant number, since it is smaller than the sum of its proper divisors (17897418).

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

12123846 is a wasteful number, since it uses less digits than its factorization.

12123846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96236 (or 96233 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 12123846 is about 3481.9313606101. The cubic root of 12123846 is about 229.7277560151.

Adding to 12123846 its reverse (64832121), we get a palindrome (76955967).

The spelling of 12123846 in words is "twelve million, one hundred twenty-three thousand, eight hundred forty-six".