173226 has 8 divisors (see below), whose sum is σ = 346464. Its totient is φ = 57740.

The previous prime is 173219. The next prime is 173249. The reversal of 173226 is 622371.

It is a happy number.

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

173226 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

173226 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14430 + ... + 14441.

It is an arithmetic number, because the mean of its divisors is an integer number (43308).

2¹⁷³²²⁶ is an apocalyptic number.

173226 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.

173226 is a wasteful number, since it uses less digits than its factorization.

173226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28876.

The product of its digits is 504, while the sum is 21.

The square root of 173226 is about 416.2042767680. The cubic root of 173226 is about 55.7447996651.

Adding to 173226 its reverse (622371), we get a palindrome (795597).

The spelling of 173226 in words is "one hundred seventy-three thousand, two hundred twenty-six".