864730173 has 8 divisors (see below), whose sum is σ = 1162052608. Its totient is φ = 571947264.

The previous prime is 864730169. The next prime is 864730189. The reversal of 864730173 is 371037468.

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

It is not a de Polignac number, because 864730173 - 2² = 864730169 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864730673) 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 7 ways as a sum of consecutive naturals, for example, 1134436 + ... + 1135197.

It is an arithmetic number, because the mean of its divisors is an integer number (145256576).

Almost surely, 2^864730173 is an apocalyptic number.

It is an amenable number.

864730173 is a deficient number, since it is larger than the sum of its proper divisors (297322435).

864730173 is a wasteful number, since it uses less digits than its factorization.

864730173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269763.

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 864730173 is about 29406.2947853006. The cubic root of 864730173 is about 952.7088605852.

The spelling of 864730173 in words is "eight hundred sixty-four million, seven hundred thirty thousand, one hundred seventy-three".