13340666 has 8 divisors (see below), whose sum is σ = 20027424. Its totient is φ = 6664860.

The previous prime is 13340659. The next prime is 13340669. The reversal of 13340666 is 66604331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (13340669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1841 + ... + 5483.

It is an arithmetic number, because the mean of its divisors is an integer number (2503428).

Almost surely, 2^13340666 is an apocalyptic number.

13340666 is a deficient number, since it is larger than the sum of its proper divisors (6686758).

13340666 is a wasteful number, since it uses less digits than its factorization.

13340666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5476.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 13340666 is about 3652.4876454274. The cubic root of 13340666 is about 237.1696815214.

Adding to 13340666 its reverse (66604331), we get a palindrome (79944997).

The spelling of 13340666 in words is "thirteen million, three hundred forty thousand, six hundred sixty-six".