173238834 has 8 divisors (see below), whose sum is σ = 346477680. Its totient is φ = 57746276.

The previous prime is 173238833. The next prime is 173238839. The reversal of 173238834 is 438832371.

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

173238834 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 173238792 and 173238801.

It is not an unprimeable number, because it can be changed into a prime (173238833) 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 3 ways as a sum of consecutive naturals, for example, 14436564 + ... + 14436575.

It is an arithmetic number, because the mean of its divisors is an integer number (43309710).

Almost surely, 2^173238834 is an apocalyptic number.

173238834 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

173238834 is a wasteful number, since it uses less digits than its factorization.

173238834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28873144.

The product of its digits is 96768, while the sum is 39.

The square root of 173238834 is about 13162.0224129881. The cubic root of 173238834 is about 557.4617630810.

The spelling of 173238834 in words is "one hundred seventy-three million, two hundred thirty-eight thousand, eight hundred thirty-four".