84267671 has 2 divisors, whose sum is σ = 84267672. Its totient is φ = 84267670.

The previous prime is 84267647. The next prime is 84267697. The reversal of 84267671 is 17676248.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84267671 - 2¹⁰ = 84266647 is a prime.

It is a Sophie Germain 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 (84267371) 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, 42133835 + 42133836.

It is an arithmetic number, because the mean of its divisors is an integer number (42133836).

Almost surely, 2^84267671 is an apocalyptic number.

84267671 is a deficient number, since it is larger than the sum of its proper divisors (1).

84267671 is an equidigital number, since it uses as much as digits as its factorization.

84267671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 41.

The square root of 84267671 is about 9179.7424255804. The cubic root of 84267671 is about 438.4166073609.

The spelling of 84267671 in words is "eighty-four million, two hundred sixty-seven thousand, six hundred seventy-one".