842322671 has 2 divisors, whose sum is σ = 842322672. Its totient is φ = 842322670.

The previous prime is 842322643. The next prime is 842322713. The reversal of 842322671 is 176223248.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 842322671 - 2¹⁴ = 842306287 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 (842324671) 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, 421161335 + 421161336.

It is an arithmetic number, because the mean of its divisors is an integer number (421161336).

Almost surely, 2^842322671 is an apocalyptic number.

842322671 is a deficient number, since it is larger than the sum of its proper divisors (1).

842322671 is an equidigital number, since it uses as much as digits as its factorization.

842322671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 35.

The square root of 842322671 is about 29022.7957130253. The cubic root of 842322671 is about 944.4076505768.

The spelling of 842322671 in words is "eight hundred forty-two million, three hundred twenty-two thousand, six hundred seventy-one".