204670173 has 8 divisors (see below), whose sum is σ = 276632128. Its totient is φ = 134577504.

The previous prime is 204670171. The next prime is 204670177. The reversal of 204670173 is 371076402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 204670173 - 2¹ = 204670171 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 204670173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204670171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467065 + ... + 467502.

It is an arithmetic number, because the mean of its divisors is an integer number (34579016).

Almost surely, 2^204670173 is an apocalyptic number.

It is an amenable number.

204670173 is a deficient number, since it is larger than the sum of its proper divisors (71961955).

204670173 is an equidigital number, since it uses as much as digits as its factorization.

204670173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934643.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 204670173 is about 14306.2983682013. The cubic root of 204670173 is about 589.3204596110.

The spelling of 204670173 in words is "two hundred four million, six hundred seventy thousand, one hundred seventy-three".