2338858217 has 2 divisors, whose sum is σ = 2338858218. Its totient is φ = 2338858216.

The previous prime is 2338858199. The next prime is 2338858261. The reversal of 2338858217 is 7128588332.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2275671616 + 63186601 = 47704^2 + 7949^2 .

It is a cyclic number.

It is not a de Polignac number, because 2338858217 - 2⁶ = 2338858153 is a prime.

It is not a weakly prime, because it can be changed into another prime (2338858517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1169429108 + 1169429109.

It is an arithmetic number, because the mean of its divisors is an integer number (1169429109).

Almost surely, 2^2338858217 is an apocalyptic number.

It is an amenable number.

2338858217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2338858217 is an equidigital number, since it uses as much as digits as its factorization.

2338858217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 47.

The square root of 2338858217 is about 48361.7433205214. The cubic root of 2338858217 is about 1327.3984264326.

The spelling of 2338858217 in words is "two billion, three hundred thirty-eight million, eight hundred fifty-eight thousand, two hundred seventeen".