224659 has 4 divisors (see below), whose sum is σ = 225760. Its totient is φ = 223560.

The previous prime is 224633. The next prime is 224669. The reversal of 224659 is 956422.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224629) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 144 + ... + 685.

It is an arithmetic number, because the mean of its divisors is an integer number (56440).

2²²⁴⁶⁵⁹ is an apocalyptic number.

224659 is a deficient number, since it is larger than the sum of its proper divisors (1101).

224659 is an equidigital number, since it uses as much as digits as its factorization.

224659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100.

The product of its digits is 4320, while the sum is 28.

The square root of 224659 is about 473.9820671713. The cubic root of 224659 is about 60.7912780367.

The spelling of 224659 in words is "two hundred twenty-four thousand, six hundred fifty-nine".