It is a Jordan-Polya number, since it can be written as 6! ⋅ (3!)2.
It is a nialpdrome in base 6 and base 16.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 25920.
It is an unprimeable number.
225920 is an apocalyptic number.
25920 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 25920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46101).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25920 is an equidigital number, since it uses as much as digits as its factorization.
25920 is an odious number, because the sum of its binary digits is odd.
The square root of 25920 is about 160.9968943800. The cubic root of 25920 is about 29.5945448920.
Multiplying 25920 by its product of nonzero digits (180), we get a square (4665600 = 21602).
25920 divided by its product of nonzero digits (180) gives a square (144 = 122).
The spelling of 25920 in words is "twenty-five thousand, nine hundred twenty".