Adding to 241920 its product of nonzero digits (144), we get a square (242064 = 4922).
It is a Jordan-Polya number, since it can be written as 8! ⋅ 3!.
It is a tau number, because it is divible by the number of its divisors (144).
It is a nialpdrome in base 12.
2241920 is an apocalyptic number.
241920 is a gapful number since it is divisible by the number (20) 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 241920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (490560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
241920 is an equidigital number, since it uses as much as digits as its factorization.
241920 is an evil number, because the sum of its binary digits is even.
The square root of 241920 is about 491.8536367661. The cubic root of 241920 is about 62.3099292222.
The spelling of 241920 in words is "two hundred forty-one thousand, nine hundred twenty".