Subtracting from 5654 its reverse (4565), we obtain a square (1089 = 332).
5654 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an alternating number because its digits alternate between odd and even.
5654 is an undulating number in base 16.
It is a nialpdrome in base 12.
It is a congruent number.
5654 is a wasteful number, since it uses less digits than its factorization.
5654 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 270.
The square root of 5654 is about 75.1930847884. The cubic root of 5654 is about 17.8149770845.
The spelling of 5654 in words is "five thousand, six hundred fifty-four".