13800266 has 8 divisors (see below), whose sum is σ = 20716644. Its totient is φ = 6894720.

The previous prime is 13800221. The next prime is 13800307. The reversal of 13800266 is 66200831.

It can be written as a sum of positive squares in 2 ways, for example, as 13535041 + 265225 = 3679^2 + 515^2 .

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

It is a Curzon number.

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, 2426 + ... + 5786.

Almost surely, 2^13800266 is an apocalyptic number.

13800266 is a deficient number, since it is larger than the sum of its proper divisors (6916378).

13800266 is a wasteful number, since it uses less digits than its factorization.

13800266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5416.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 13800266 is about 3714.8709264253. The cubic root of 13800266 is about 239.8625717842.

The spelling of 13800266 in words is "thirteen million, eight hundred thousand, two hundred sixty-six".