164346173 has 4 divisors (see below), whose sum is σ = 164698560. Its totient is φ = 163993788.

The previous prime is 164346151. The next prime is 164346179. The reversal of 164346173 is 371643461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 164346173 - 2¹⁶ = 164280637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164346179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175493 + ... + 176426.

It is an arithmetic number, because the mean of its divisors is an integer number (41174640).

Almost surely, 2^164346173 is an apocalyptic number.

It is an amenable number.

164346173 is a deficient number, since it is larger than the sum of its proper divisors (352387).

164346173 is an equidigital number, since it uses as much as digits as its factorization.

164346173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352386.

The product of its digits is 36288, while the sum is 35.

The square root of 164346173 is about 12819.7571349850. The cubic root of 164346173 is about 547.7552286102.

The spelling of 164346173 in words is "one hundred sixty-four million, three hundred forty-six thousand, one hundred seventy-three".