173228398 has 8 divisors (see below), whose sum is σ = 296962992. Its totient is φ = 74240736.

The previous prime is 173228389. The next prime is 173228411. The reversal of 173228398 is 893822371.

173228398 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×173228398³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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, 6186715 + ... + 6186742.

It is an arithmetic number, because the mean of its divisors is an integer number (37120374).

Almost surely, 2^173228398 is an apocalyptic number.

173228398 is a deficient number, since it is larger than the sum of its proper divisors (123734594).

173228398 is a wasteful number, since it uses less digits than its factorization.

173228398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12373466.

The product of its digits is 145152, while the sum is 43.

The square root of 173228398 is about 13161.6259633831. The cubic root of 173228398 is about 557.4505689246.

The spelling of 173228398 in words is "one hundred seventy-three million, two hundred twenty-eight thousand, three hundred ninety-eight".