13428827 has 8 divisors (see below), whose sum is σ = 14709600. Its totient is φ = 12202624.

The previous prime is 13428823. The next prime is 13428829. The reversal of 13428827 is 72882431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13428827 - 2² = 13428823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13428823) 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 7 ways as a sum of consecutive naturals, for example, 13127 + ... + 14112.

It is an arithmetic number, because the mean of its divisors is an integer number (1838700).

Almost surely, 2^13428827 is an apocalyptic number.

13428827 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

13428827 is a deficient number, since it is larger than the sum of its proper divisors (1280773).

13428827 is a wasteful number, since it uses less digits than its factorization.

13428827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27285.

The product of its digits is 21504, while the sum is 35.

The square root of 13428827 is about 3664.5363963263. The cubic root of 13428827 is about 237.6909754799.

The spelling of 13428827 in words is "thirteen million, four hundred twenty-eight thousand, eight hundred twenty-seven".