214224317 has 2 divisors, whose sum is σ = 214224318. Its totient is φ = 214224316.

The previous prime is 214224299. The next prime is 214224331. The reversal of 214224317 is 713422412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163686436 + 50537881 = 12794^2 + 7109^2 .

It is a cyclic number.

It is not a de Polignac number, because 214224317 - 2¹⁰ = 214223293 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214224347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107112158 + 107112159.

It is an arithmetic number, because the mean of its divisors is an integer number (107112159).

Almost surely, 2^214224317 is an apocalyptic number.

It is an amenable number.

214224317 is a deficient number, since it is larger than the sum of its proper divisors (1).

214224317 is an equidigital number, since it uses as much as digits as its factorization.

214224317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2688, while the sum is 26.

The square root of 214224317 is about 14636.4038274434. The cubic root of 214224317 is about 598.3513229970.

Adding to 214224317 its reverse (713422412), we get a palindrome (927646729).

The spelling of 214224317 in words is "two hundred fourteen million, two hundred twenty-four thousand, three hundred seventeen".