13428927 has 6 divisors (see below), whose sum is σ = 19397352. Its totient is φ = 8952612.

The previous prime is 13428917. The next prime is 13428937. The reversal of 13428927 is 72982431.

It is an interprime number because it is at equal distance from previous prime (13428917) and next prime (13428937).

It is not a de Polignac number, because 13428927 - 2⁴ = 13428911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13428891 and 13428900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13428907) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 746043 + ... + 746060.

It is an arithmetic number, because the mean of its divisors is an integer number (3232892).

Almost surely, 2^13428927 is an apocalyptic number.

13428927 is a deficient number, since it is larger than the sum of its proper divisors (5968425).

13428927 is a wasteful number, since it uses less digits than its factorization.

13428927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492109 (or 1492106 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 13428927 is about 3664.5500405916. The cubic root of 13428927 is about 237.6915654803.

The spelling of 13428927 in words is "thirteen million, four hundred twenty-eight thousand, nine hundred twenty-seven".