84173169 has 16 divisors (see below), whose sum is σ = 119325312. Its totient is φ = 52660608.

The previous prime is 84173149. The next prime is 84173183. The reversal of 84173169 is 96137148.

It is not a de Polignac number, because 84173169 - 2¹⁵ = 84140401 is a prime.

It is a super-2 number, since 2×84173169² = 14170244759005122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84173119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7852 + ... + 15165.

It is an arithmetic number, because the mean of its divisors is an integer number (7457832).

Almost surely, 2^84173169 is an apocalyptic number.

It is an amenable number.

84173169 is a deficient number, since it is larger than the sum of its proper divisors (35152143).

84173169 is a wasteful number, since it uses less digits than its factorization.

84173169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23096.

The product of its digits is 36288, while the sum is 39.

The square root of 84173169 is about 9174.5936694766. The cubic root of 84173169 is about 438.2526585887.

The spelling of 84173169 in words is "eighty-four million, one hundred seventy-three thousand, one hundred sixty-nine".