224340927217 has 4 divisors (see below), whose sum is σ = 244735556976. Its totient is φ = 203946297460.

The previous prime is 224340927203. The next prime is 224340927271. The reversal of 224340927217 is 712729043422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224340927217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224340927287) 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, 10197314863 + ... + 10197314884.

It is an arithmetic number, because the mean of its divisors is an integer number (61183889244).

Almost surely, 2^224340927217 is an apocalyptic number.

It is an amenable number.

224340927217 is a deficient number, since it is larger than the sum of its proper divisors (20394629759).

224340927217 is a wasteful number, since it uses less digits than its factorization.

224340927217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20394629758.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 224340927217 in words is "two hundred twenty-four billion, three hundred forty million, nine hundred twenty-seven thousand, two hundred seventeen".