It is a happy number.
223738 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.
It is an unprimeable number.
2223738 is an apocalyptic number.
223738 is a wasteful number, since it uses less digits than its factorization.
223738 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111871.
The square root of 223738 is about 473.0095136464. The cubic root of 223738 is about 60.7080920358.
The spelling of 223738 in words is "two hundred twenty-three thousand, seven hundred thirty-eight".