28343167 has 2 divisors, whose sum is σ = 28343168. Its totient is φ = 28343166.

The previous prime is 28343143. The next prime is 28343191. The reversal of 28343167 is 76134382.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (28343143) and next prime (28343191).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28343167 is a prime.

It is equal to p_1761496 and since 28343167 and 1761496 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28343137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14171583 + 14171584.

It is an arithmetic number, because the mean of its divisors is an integer number (14171584).

Almost surely, 2^28343167 is an apocalyptic number.

28343167 is a deficient number, since it is larger than the sum of its proper divisors (1).

28343167 is an equidigital number, since it uses as much as digits as its factorization.

28343167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 34.

The square root of 28343167 is about 5323.8301062299. The cubic root of 28343167 is about 304.8944075935.

The spelling of 28343167 in words is "twenty-eight million, three hundred forty-three thousand, one hundred sixty-seven".