12305976 has 32 divisors (see below), whose sum is σ = 31827600. Its totient is φ = 3960320.

The previous prime is 12305921. The next prime is 12305981. The reversal of 12305976 is 67950321.

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 7 ways as a sum of consecutive naturals, for example, 8145 + ... + 9536.

Almost surely, 2^12305976 is an apocalyptic number.

It is an amenable number.

12305976 is an abundant number, since it is smaller than the sum of its proper divisors (19521624).

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

12305976 is a wasteful number, since it uses less digits than its factorization.

12305976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17719 (or 17715 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 12305976 is about 3507.9874572182. The cubic root of 12305976 is about 230.8724019362.

The spelling of 12305976 in words is "twelve million, three hundred five thousand, nine hundred seventy-six".