84466171 has 4 divisors (see below), whose sum is σ = 85241200. Its totient is φ = 83691144.

The previous prime is 84466169. The next prime is 84466181. The reversal of 84466171 is 17166448.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84466171 - 2¹ = 84466169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84466171.

It is not an unprimeable number, because it can be changed into a prime (84466181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 387351 + ... + 387568.

It is an arithmetic number, because the mean of its divisors is an integer number (21310300).

Almost surely, 2^84466171 is an apocalyptic number.

84466171 is a deficient number, since it is larger than the sum of its proper divisors (775029).

84466171 is a wasteful number, since it uses less digits than its factorization.

84466171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775028.

The product of its digits is 32256, while the sum is 37.

The square root of 84466171 is about 9190.5479162017. The cubic root of 84466171 is about 438.7605805302.

The spelling of 84466171 in words is "eighty-four million, four hundred sixty-six thousand, one hundred seventy-one".