Adding to 154440 its reverse (44451), we get a palindrome (198891).
It is a congruent number.
It is an unprimeable number.
2154440 is an apocalyptic number.
154440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 154440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154440 is a wasteful number, since it uses less digits than its factorization.
154440 is an evil number, because the sum of its binary digits is even.
The square root of 154440 is about 392.9885494515. The cubic root of 154440 is about 53.6520842204.
The spelling of 154440 in words is "one hundred fifty-four thousand, four hundred forty".