84466169 has 2 divisors, whose sum is σ = 84466170. Its totient is φ = 84466168.

The previous prime is 84466159. The next prime is 84466181. The reversal of 84466169 is 96166448.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76125625 + 8340544 = 8725^2 + 2888^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84466169 is a prime.

It is a super-2 number, since 2×84466169² = 14269067411073122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (84466139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42233084 + 42233085.

It is an arithmetic number, because the mean of its divisors is an integer number (42233085).

Almost surely, 2^84466169 is an apocalyptic number.

It is an amenable number.

84466169 is a deficient number, since it is larger than the sum of its proper divisors (1).

84466169 is an equidigital number, since it uses as much as digits as its factorization.

84466169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 44.

The square root of 84466169 is about 9190.5478073943. The cubic root of 84466169 is about 438.7605770672.

The spelling of 84466169 in words is "eighty-four million, four hundred sixty-six thousand, one hundred sixty-nine".