13277668 has 6 divisors (see below), whose sum is σ = 23235926. Its totient is φ = 6638832.

The previous prime is 13277659. The next prime is 13277689. The reversal of 13277668 is 86677231.

13277668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 12687844 + 589824 = 3562^2 + 768^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13277668.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1659705 + ... + 1659712.

Almost surely, 2^13277668 is an apocalyptic number.

It is an amenable number.

13277668 is a deficient number, since it is larger than the sum of its proper divisors (9958258).

13277668 is a wasteful number, since it uses less digits than its factorization.

13277668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3319421 (or 3319419 counting only the distinct ones).

The product of its digits is 84672, while the sum is 40.

The square root of 13277668 is about 3643.8534547921. The cubic root of 13277668 is about 236.7957672499.

The spelling of 13277668 in words is "thirteen million, two hundred seventy-seven thousand, six hundred sixty-eight".