13210266 has 8 divisors (see below), whose sum is σ = 26420544. Its totient is φ = 4403420.

The previous prime is 13210237. The next prime is 13210273. The reversal of 13210266 is 66201231.

It is a happy number.

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

13210266 is an admirable number.

It is a super-2 number, since 2×13210266² = 349022255581512, which contains 22 as substring.

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, 1100850 + ... + 1100861.

It is an arithmetic number, because the mean of its divisors is an integer number (3302568).

Almost surely, 2^13210266 is an apocalyptic number.

13210266 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.

13210266 is a wasteful number, since it uses less digits than its factorization.

13210266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201716.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 13210266 is about 3634.5929620798. The cubic root of 13210266 is about 236.3944017960.

Adding to 13210266 its reverse (66201231), we get a palindrome (79411497).

The spelling of 13210266 in words is "thirteen million, two hundred ten thousand, two hundred sixty-six".