12489366 has 8 divisors (see below), whose sum is σ = 24978744. Its totient is φ = 4163120.

The previous prime is 12489359. The next prime is 12489371. The reversal of 12489366 is 66398421.

It is a sphenic number, since it is the product of 3 distinct primes.

12489366 is an admirable number.

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, 1040775 + ... + 1040786.

It is an arithmetic number, because the mean of its divisors is an integer number (3122343).

Almost surely, 2^12489366 is an apocalyptic number.

12489366 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12489366 is a wasteful number, since it uses less digits than its factorization.

12489366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2081566.

The product of its digits is 62208, while the sum is 39.

The square root of 12489366 is about 3534.0297112503. The cubic root of 12489366 is about 232.0136114685.

The spelling of 12489366 in words is "twelve million, four hundred eighty-nine thousand, three hundred sixty-six".