173028864 has 80 divisors (see below), whose sum is σ = 465113088. Its totient is φ = 57157632.

The previous prime is 173028851. The next prime is 173028871. The reversal of 173028864 is 468820371.

173028864 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194629 + ... + 195515.

Almost surely, 2^173028864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 173028864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232556544).

173028864 is an abundant number, since it is smaller than the sum of its proper divisors (292084224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

173028864 is an equidigital number, since it uses as much as digits as its factorization.

173028864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035 (or 1019 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 173028864 is about 13154.0436368441. The cubic root of 173028864 is about 557.2364526143.

The spelling of 173028864 in words is "one hundred seventy-three million, twenty-eight thousand, eight hundred sixty-four".