28344027 has 8 divisors (see below), whose sum is σ = 39435264. Its totient is φ = 18074408.

The previous prime is 28344011. The next prime is 28344031. The reversal of 28344027 is 72044382.

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 28344027 - 2⁴ = 28344011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28343985 and 28344003.

It is not an unprimeable number, because it can be changed into a prime (28344037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205323 + ... + 205460.

It is an arithmetic number, because the mean of its divisors is an integer number (4929408).

Almost surely, 2^28344027 is an apocalyptic number.

28344027 is a deficient number, since it is larger than the sum of its proper divisors (11091237).

28344027 is a wasteful number, since it uses less digits than its factorization.

28344027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410809.

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 28344027 is about 5323.9108745357. The cubic root of 28344027 is about 304.8974913060.

The spelling of 28344027 in words is "twenty-eight million, three hundred forty-four thousand, twenty-seven".