224788 has 6 divisors (see below), whose sum is σ = 393386. Its totient is φ = 112392.

The previous prime is 224771. The next prime is 224797. The reversal of 224788 is 887422.

224788 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 121104 + 103684 = 348^2 + 322^2 .

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28095 + ... + 28102.

2²²⁴⁷⁸⁸ is an apocalyptic number.

It is an amenable number.

224788 is a deficient number, since it is larger than the sum of its proper divisors (168598).

224788 is a wasteful number, since it uses less digits than its factorization.

224788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56201 (or 56199 counting only the distinct ones).

The product of its digits is 7168, while the sum is 31.

The square root of 224788 is about 474.1181287401. The cubic root of 224788 is about 60.8029113334.

The spelling of 224788 in words is "two hundred twenty-four thousand, seven hundred eighty-eight".