Subtracting from 5730 its product of nonzero digits (105), we obtain a square (5625 = 752).
Adding to 5730 its reverse (375), we get a triangular number (6105 = T110).
It is a nialpdrome in base 9.
It is a zygodrome in base 9.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 5730.
25730 is an apocalyptic number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5730 is a wasteful number, since it uses less digits than its factorization.
5730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 201.
The square root of 5730 is about 75.6967634711. The cubic root of 5730 is about 17.8944439338.
The spelling of 5730 in words is "five thousand, seven hundred thirty".