12477668 has 12 divisors (see below), whose sum is σ = 24955392. Its totient is φ = 5347560.

The previous prime is 12477667. The next prime is 12477679. The reversal of 12477668 is 86677421.

12477668 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12477667) by changing a digit.

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, 222788 + ... + 222843.

It is an arithmetic number, because the mean of its divisors is an integer number (2079616).

Almost surely, 2^12477668 is an apocalyptic number.

It is an amenable number.

12477668 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.

12477668 is a wasteful number, since it uses less digits than its factorization.

12477668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445642 (or 445640 counting only the distinct ones).

The product of its digits is 112896, while the sum is 41.

The square root of 12477668 is about 3532.3742723556. The cubic root of 12477668 is about 231.9411513441.

The spelling of 12477668 in words is "twelve million, four hundred seventy-seven thousand, six hundred sixty-eight".