13827666 has 8 divisors (see below), whose sum is σ = 27655344. Its totient is φ = 4609220.

The previous prime is 13827637. The next prime is 13827673. The reversal of 13827666 is 66672831.

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

13827666 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1152300 + ... + 1152311.

It is an arithmetic number, because the mean of its divisors is an integer number (3456918).

Almost surely, 2^13827666 is an apocalyptic number.

13827666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13827666 is a wasteful number, since it uses less digits than its factorization.

13827666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304616.

The product of its digits is 72576, while the sum is 39.

The square root of 13827666 is about 3718.5569781839. The cubic root of 13827666 is about 240.0212134027.

The spelling of 13827666 in words is "thirteen million, eight hundred twenty-seven thousand, six hundred sixty-six".