13767427 has 4 divisors (see below), whose sum is σ = 13844520. Its totient is φ = 13690336.

The previous prime is 13767401. The next prime is 13767437. The reversal of 13767427 is 72476731.

13767427 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72476731 = 113 ⋅641387.

It is a cyclic number.

It is not a de Polignac number, because 13767427 - 2¹¹ = 13765379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13767437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38278 + ... + 38635.

It is an arithmetic number, because the mean of its divisors is an integer number (3461130).

Almost surely, 2^13767427 is an apocalyptic number.

13767427 is a deficient number, since it is larger than the sum of its proper divisors (77093).

13767427 is an equidigital number, since it uses as much as digits as its factorization.

13767427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77092.

The product of its digits is 49392, while the sum is 37.

The square root of 13767427 is about 3710.4483556573. The cubic root of 13767427 is about 239.6721623345.

The spelling of 13767427 in words is "thirteen million, seven hundred sixty-seven thousand, four hundred twenty-seven".