224449 has 2 divisors, whose sum is σ = 224450. Its totient is φ = 224448.

The previous prime is 224443. The next prime is 224461. The reversal of 224449 is 944422.

224449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207025 + 17424 = 455^2 + 132^2 .

It is a cyclic number.

It is not a de Polignac number, because 224449 - 2¹⁷ = 93377 is a prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (224443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112224 + 112225.

It is an arithmetic number, because the mean of its divisors is an integer number (112225).

2²²⁴⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

224449 is a deficient number, since it is larger than the sum of its proper divisors (1).

224449 is an equidigital number, since it uses as much as digits as its factorization.

224449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 25.

The square root of 224449 is about 473.7604880106. The cubic root of 224449 is about 60.7723305828.

It can be divided in two parts, 224 and 449, that multiplied together give a triangular number (100576 = T₄₄₈).

The spelling of 224449 in words is "two hundred twenty-four thousand, four hundred forty-nine".