224513 has 2 divisors, whose sum is σ = 224514. Its totient is φ = 224512.

The previous prime is 224501. The next prime is 224527. The reversal of 224513 is 315422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223729 + 784 = 473^2 + 28^2 .

It is a cyclic number.

It is not a de Polignac number, because 224513 - 2⁶ = 224449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 224491 and 224500.

It is not a weakly prime, because it can be changed into another prime (224563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112256 + 112257.

It is an arithmetic number, because the mean of its divisors is an integer number (112257).

2²²⁴⁵¹³ is an apocalyptic number.

It is an amenable number.

224513 is a deficient number, since it is larger than the sum of its proper divisors (1).

224513 is an equidigital number, since it uses as much as digits as its factorization.

224513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 240, while the sum is 17.

The square root of 224513 is about 473.8280278751. The cubic root of 224513 is about 60.7781062965.

Adding to 224513 its reverse (315422), we get a palindrome (539935).

Subtracting 224513 from its reverse (315422), we obtain a palindrome (90909).

It can be divided in two parts, 224 and 513, that added together give a palindrome (737).

The spelling of 224513 in words is "two hundred twenty-four thousand, five hundred thirteen".