13684627 has 4 divisors (see below), whose sum is σ = 14928696. Its totient is φ = 12440560.

The previous prime is 13684613. The next prime is 13684651. The reversal of 13684627 is 72648631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72648631 = 11 ⋅6604421.

It is not a de Polignac number, because 13684627 - 2⁷ = 13684499 is a prime.

It is a super-2 number, since 2×13684627² = 374538032258258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13684667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622018 + ... + 622039.

It is an arithmetic number, because the mean of its divisors is an integer number (3732174).

Almost surely, 2^13684627 is an apocalyptic number.

13684627 is a deficient number, since it is larger than the sum of its proper divisors (1244069).

13684627 is a wasteful number, since it uses less digits than its factorization.

13684627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244068.

The product of its digits is 48384, while the sum is 37.

The square root of 13684627 is about 3699.2738476625. The cubic root of 13684627 is about 239.1907174449.

It can be divided in two parts, 1368 and 4627, that added together give a palindrome (5995).

The spelling of 13684627 in words is "thirteen million, six hundred eighty-four thousand, six hundred twenty-seven".