13730266 has 16 divisors (see below), whose sum is σ = 22527648. Its totient is φ = 6224400.

The previous prime is 13730263. The next prime is 13730317. The reversal of 13730266 is 66203731.

It is not an unprimeable number, because it can be changed into a prime (13730261) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 12016 + ... + 13108.

It is an arithmetic number, because the mean of its divisors is an integer number (1407978).

Almost surely, 2^13730266 is an apocalyptic number.

13730266 is a deficient number, since it is larger than the sum of its proper divisors (8797382).

13730266 is a wasteful number, since it uses less digits than its factorization.

13730266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1677.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 13730266 is about 3705.4373561025. The cubic root of 13730266 is about 239.4563272166.

Adding to 13730266 its reverse (66203731), we get a palindrome (79933997).

It can be divided in two parts, 137 and 30266, that added together give a palindrome (30403).

The spelling of 13730266 in words is "thirteen million, seven hundred thirty thousand, two hundred sixty-six".