12668932 has 6 divisors (see below), whose sum is σ = 22170638. Its totient is φ = 6334464.

The previous prime is 12668921. The next prime is 12668933. The reversal of 12668932 is 23986621.

It can be written as a sum of positive squares in only one way, i.e., 12489156 + 179776 = 3534^2 + 424^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12668891 and 12668900.

It is not an unprimeable number, because it can be changed into a prime (12668933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1583613 + ... + 1583620.

Almost surely, 2^12668932 is an apocalyptic number.

It is an amenable number.

12668932 is a deficient number, since it is larger than the sum of its proper divisors (9501706).

12668932 is a wasteful number, since it uses less digits than its factorization.

12668932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3167237 (or 3167235 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 12668932 is about 3559.3443216413. The cubic root of 12668932 is about 233.1202508215.

The spelling of 12668932 in words is "twelve million, six hundred sixty-eight thousand, nine hundred thirty-two".