224828 has 6 divisors (see below), whose sum is σ = 393456. Its totient is φ = 112412.

The previous prime is 224813. The next prime is 224831. The reversal of 224828 is 828422.

It is a junction number, because it is equal to n+sod(n) for n = 224797 and 224806.

It is a congruent number.

It is an unprimeable number.

224828 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28100 + ... + 28107.

It is an arithmetic number, because the mean of its divisors is an integer number (65576).

2²²⁴⁸²⁸ is an apocalyptic number.

It is an amenable number.

224828 is a deficient number, since it is larger than the sum of its proper divisors (168628).

224828 is a wasteful number, since it uses less digits than its factorization.

224828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56211 (or 56209 counting only the distinct ones).

The product of its digits is 2048, while the sum is 26.

The square root of 224828 is about 474.1603104436. The cubic root of 224828 is about 60.8065176531.

The spelling of 224828 in words is "two hundred twenty-four thousand, eight hundred twenty-eight".