224018713 has 4 divisors (see below), whose sum is σ = 224052660. Its totient is φ = 223984768.

The previous prime is 224018671. The next prime is 224018723. The reversal of 224018713 is 317810422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 317810422 = 2 ⋅158905211.

It can be written as a sum of positive squares in 2 ways, for example, as 46676224 + 177342489 = 6832^2 + 13317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224018713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224018723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3520 + ... + 21457.

It is an arithmetic number, because the mean of its divisors is an integer number (56013165).

Almost surely, 2^224018713 is an apocalyptic number.

It is an amenable number.

224018713 is a deficient number, since it is larger than the sum of its proper divisors (33947).

224018713 is an equidigital number, since it uses as much as digits as its factorization.

224018713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33946.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 224018713 is about 14967.2546914924. The cubic root of 224018713 is about 607.3347057165.

The spelling of 224018713 in words is "two hundred twenty-four million, eighteen thousand, seven hundred thirteen".