223714217 has 2 divisors, whose sum is σ = 223714218. Its totient is φ = 223714216.

The previous prime is 223714193. The next prime is 223714297. The reversal of 223714217 is 712417322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218714521 + 4999696 = 14789^2 + 2236^2 .

It is a cyclic number.

It is not a de Polignac number, because 223714217 - 2¹⁴ = 223697833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 223714217.

It is not a weakly prime, because it can be changed into another prime (223714297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111857108 + 111857109.

It is an arithmetic number, because the mean of its divisors is an integer number (111857109).

Almost surely, 2^223714217 is an apocalyptic number.

It is an amenable number.

223714217 is a deficient number, since it is larger than the sum of its proper divisors (1).

223714217 is an equidigital number, since it uses as much as digits as its factorization.

223714217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704, while the sum is 29.

The square root of 223714217 is about 14957.0791600499. The cubic root of 223714217 is about 607.0594090116.

The spelling of 223714217 in words is "two hundred twenty-three million, seven hundred fourteen thousand, two hundred seventeen".