13266668 has 6 divisors (see below), whose sum is σ = 23216676. Its totient is φ = 6633332.

The previous prime is 13266641. The next prime is 13266677. The reversal of 13266668 is 86666231.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1658330 + ... + 1658337.

It is an arithmetic number, because the mean of its divisors is an integer number (3869446).

Almost surely, 2^13266668 is an apocalyptic number.

It is an amenable number.

13266668 is a deficient number, since it is larger than the sum of its proper divisors (9950008).

13266668 is a wasteful number, since it uses less digits than its factorization.

13266668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3316671 (or 3316669 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The square root of 13266668 is about 3642.3437509384. The cubic root of 13266668 is about 236.7303573431.

It can be divided in two parts, 13266 and 668, that multiplied together give a palindrome (8861688).

The spelling of 13266668 in words is "thirteen million, two hundred sixty-six thousand, six hundred sixty-eight".