84276671 has 2 divisors, whose sum is σ = 84276672. Its totient is φ = 84276670.

The previous prime is 84276659. The next prime is 84276679. The reversal of 84276671 is 17667248.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84276671 - 2²² = 80082367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84276679) 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, 42138335 + 42138336.

It is an arithmetic number, because the mean of its divisors is an integer number (42138336).

Almost surely, 2^84276671 is an apocalyptic number.

84276671 is a deficient number, since it is larger than the sum of its proper divisors (1).

84276671 is an equidigital number, since it uses as much as digits as its factorization.

84276671 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 84276671 is about 9180.2326223250. The cubic root of 84276671 is about 438.4322148054.

The spelling of 84276671 in words is "eighty-four million, two hundred seventy-six thousand, six hundred seventy-one".