84935843 has 2 divisors, whose sum is σ = 84935844. Its totient is φ = 84935842.

The previous prime is 84935827. The next prime is 84935857. The reversal of 84935843 is 34853948.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84935843 - 2⁴ = 84935827 is a prime.

It is a super-2 number, since 2×84935843² = 14428194852241298, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 84935794 and 84935803.

It is not a weakly prime, because it can be changed into another prime (84935813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42467921 + 42467922.

It is an arithmetic number, because the mean of its divisors is an integer number (42467922).

Almost surely, 2^84935843 is an apocalyptic number.

84935843 is a deficient number, since it is larger than the sum of its proper divisors (1).

84935843 is an equidigital number, since it uses as much as digits as its factorization.

84935843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 44.

The square root of 84935843 is about 9216.0643986465. The cubic root of 84935843 is about 439.5723168616.

The spelling of 84935843 in words is "eighty-four million, nine hundred thirty-five thousand, eight hundred forty-three".