12477966 has 32 divisors (see below), whose sum is σ = 26811648. Its totient is φ = 3857280.

The previous prime is 12477961. The next prime is 12477973. The reversal of 12477966 is 66977421.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12477961) 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 15 ways as a sum of consecutive naturals, for example, 6381 + ... + 8103.

It is an arithmetic number, because the mean of its divisors is an integer number (837864).

Almost surely, 2^12477966 is an apocalyptic number.

12477966 is an abundant number, since it is smaller than the sum of its proper divisors (14333682).

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

12477966 is a wasteful number, since it uses less digits than its factorization.

12477966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816.

The product of its digits is 127008, while the sum is 42.

The square root of 12477966 is about 3532.4164533645. The cubic root of 12477966 is about 231.9429977873.

The spelling of 12477966 in words is "twelve million, four hundred seventy-seven thousand, nine hundred sixty-six".