13678276 has 6 divisors (see below), whose sum is σ = 23936990. Its totient is φ = 6839136.

The previous prime is 13678253. The next prime is 13678279. The reversal of 13678276 is 67287631.

It can be written as a sum of positive squares in only one way, i.e., 12180100 + 1498176 = 3490^2 + 1224^2 .

It is not an unprimeable number, because it can be changed into a prime (13678279) 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 as a sum of consecutive naturals, namely, 1709781 + ... + 1709788.

Almost surely, 2^13678276 is an apocalyptic number.

It is an amenable number.

13678276 is a deficient number, since it is larger than the sum of its proper divisors (10258714).

13678276 is a wasteful number, since it uses less digits than its factorization.

13678276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3419573 (or 3419571 counting only the distinct ones).

The product of its digits is 84672, while the sum is 40.

The square root of 13678276 is about 3698.4153363299. The cubic root of 13678276 is about 239.1537091214.

The spelling of 13678276 in words is "thirteen million, six hundred seventy-eight thousand, two hundred seventy-six".