10749 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94701 = 3 ⋅31567.
It is a D-number.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
210749 is an apocalyptic number.
It is an amenable number.
10749 is an equidigital number, since it uses as much as digits as its factorization.
10749 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3586.
The square root of 10749 is about 103.6773842263. The cubic root of 10749 is about 22.0693404491.
The spelling of 10749 in words is "ten thousand, seven hundred forty-nine".