172268 has 6 divisors (see below), whose sum is σ = 301476. Its totient is φ = 86132.

The previous prime is 172259. The next prime is 172279. The reversal of 172268 is 862271.

172268 is nontrivially palindromic in base 12.

172268 is an undulating number in base 12.

It is a plaindrome in base 14.

It is an unprimeable number.

172268 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 as a sum of consecutive naturals, namely, 21530 + ... + 21537.

It is an arithmetic number, because the mean of its divisors is an integer number (50246).

2¹⁷²²⁶⁸ is an apocalyptic number.

It is an amenable number.

172268 is a deficient number, since it is larger than the sum of its proper divisors (129208).

172268 is a wasteful number, since it uses less digits than its factorization.

172268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43071 (or 43069 counting only the distinct ones).

The product of its digits is 1344, while the sum is 26.

The square root of 172268 is about 415.0518039956. The cubic root of 172268 is about 55.6418469360.

The spelling of 172268 in words is "one hundred seventy-two thousand, two hundred sixty-eight".