84007173 has 16 divisors (see below), whose sum is σ = 114561216. Its totient is φ = 54737280.

The previous prime is 84007169. The next prime is 84007177. The reversal of 84007173 is 37170048.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (84007169) and next prime (84007177).

It is not a de Polignac number, because 84007173 - 2² = 84007169 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 84007173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84007177) 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, 47953 + ... + 49673.

It is an arithmetic number, because the mean of its divisors is an integer number (7160076).

Almost surely, 2^84007173 is an apocalyptic number.

It is an amenable number.

84007173 is a deficient number, since it is larger than the sum of its proper divisors (30554043).

84007173 is a wasteful number, since it uses less digits than its factorization.

84007173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2084.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 84007173 is about 9165.5427007897. The cubic root of 84007173 is about 437.9643796224.

The spelling of 84007173 in words is "eighty-four million, seven thousand, one hundred seventy-three".