13418866 has 8 divisors (see below), whose sum is σ = 20143980. Its totient is φ = 6704208.

The previous prime is 13418833. The next prime is 13418879. The reversal of 13418866 is 66881431.

It can be written as a sum of positive squares in 2 ways, for example, as 10791225 + 2627641 = 3285^2 + 1621^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3060 + ... + 6016.

Almost surely, 2^13418866 is an apocalyptic number.

13418866 is a deficient number, since it is larger than the sum of its proper divisors (6725114).

13418866 is a wasteful number, since it uses less digits than its factorization.

13418866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5228.

The product of its digits is 27648, while the sum is 37.

The square root of 13418866 is about 3663.1770363989. The cubic root of 13418866 is about 237.6321908604.

The spelling of 13418866 in words is "thirteen million, four hundred eighteen thousand, eight hundred sixty-six".