28000367 has 2 divisors, whose sum is σ = 28000368. Its totient is φ = 28000366.

The previous prime is 28000363. The next prime is 28000381. The reversal of 28000367 is 76300082.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28000367 - 2² = 28000363 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28000363) 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 as a sum of consecutive naturals, namely, 14000183 + 14000184.

It is an arithmetic number, because the mean of its divisors is an integer number (14000184).

Almost surely, 2^28000367 is an apocalyptic number.

28000367 is a deficient number, since it is larger than the sum of its proper divisors (1).

28000367 is an equidigital number, since it uses as much as digits as its factorization.

28000367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 28000367 is about 5291.5373002559. The cubic root of 28000367 is about 303.6602238820.

The spelling of 28000367 in words is "twenty-eight million, three hundred sixty-seven", and thus it is an aban number.