224479 has 4 divisors (see below), whose sum is σ = 230584. Its totient is φ = 218376.

The previous prime is 224473. The next prime is 224491. The reversal of 224479 is 974422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 974422 = 2 ⋅487211.

It is a cyclic number.

It is not a de Polignac number, because 224479 - 2⁷ = 224351 is a prime.

It is a plaindrome in base 10 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2997 + ... + 3070.

It is an arithmetic number, because the mean of its divisors is an integer number (57646).

2²²⁴⁴⁷⁹ is an apocalyptic number.

224479 is a deficient number, since it is larger than the sum of its proper divisors (6105).

224479 is an equidigital number, since it uses as much as digits as its factorization.

224479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6104.

The product of its digits is 4032, while the sum is 28.

The square root of 224479 is about 473.7921485208. The cubic root of 224479 is about 60.7750380853.

It can be divided in two parts, 224 and 479, that added together give a triangular number (703 = T₃₇).

The spelling of 224479 in words is "two hundred twenty-four thousand, four hundred seventy-nine".