It is a happy number.
23454 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.
It is a d-powerful number, because it can be written as 27 + 38 + 44 + 53 + 47 .
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
223454 is an apocalyptic number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23454 is a wasteful number, since it uses less digits than its factorization.
23454 is an evil number, because the sum of its binary digits is even.
The square root of 23454 is about 153.1469882172. The cubic root of 23454 is about 28.6245701454.
Subtracting from 23454 its sum of digits (18), we obtain a triangular number (23436 = T216).
Adding to 23454 its reverse (45432), we get a palindrome (68886).
The spelling of 23454 in words is "twenty-three thousand, four hundred fifty-four".