12672008 has 8 divisors (see below), whose sum is σ = 23760030. Its totient is φ = 6336000.

The previous prime is 12672007. The next prime is 12672029. The reversal of 12672008 is 80027621.

It can be written as a sum of positive squares in only one way, i.e., 10355524 + 2316484 = 3218^2 + 1522^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (12672007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 791993 + ... + 792008.

Almost surely, 2^12672008 is an apocalyptic number.

It is an amenable number.

12672008 is a deficient number, since it is larger than the sum of its proper divisors (11088022).

12672008 is a wasteful number, since it uses less digits than its factorization.

12672008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584007 (or 1584003 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 12672008 is about 3559.7763974722. The cubic root of 12672008 is about 233.1391163913.

Adding to 12672008 its reverse (80027621), we get a palindrome (92699629).

The spelling of 12672008 in words is "twelve million, six hundred seventy-two thousand, eight".