Subtracting 26172 from its reverse (27162), we obtain a triangular number (990 = T44).
It is a happy number.
26172 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (18).
It is a nialpdrome in base 6, base 13 and base 14.
It is a zygodrome in base 2.
It is a congruent number.
226172 is an apocalyptic number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26172 is a wasteful number, since it uses less digits than its factorization.
26172 is an evil number, because the sum of its binary digits is even.
The square root of 26172 is about 161.7776251526. Note that the first 3 decimals coincide. The cubic root of 26172 is about 29.6901439935.
The spelling of 26172 in words is "twenty-six thousand, one hundred seventy-two".