13406066 has 8 divisors (see below), whose sum is σ = 20155824. Its totient is φ = 6687460.

The previous prime is 13406053. The next prime is 13406069. The reversal of 13406066 is 66060431.

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 (13406069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6680 + ... + 8451.

It is an arithmetic number, because the mean of its divisors is an integer number (2519478).

Almost surely, 2^13406066 is an apocalyptic number.

13406066 is a deficient number, since it is larger than the sum of its proper divisors (6749758).

13406066 is a wasteful number, since it uses less digits than its factorization.

13406066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15576.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 13406066 is about 3661.4295022573. The cubic root of 13406066 is about 237.5566092205.

Adding to 13406066 its reverse (66060431), we get a palindrome (79466497).

The spelling of 13406066 in words is "thirteen million, four hundred six thousand, sixty-six".