34864213 has 2 divisors, whose sum is σ = 34864214. Its totient is φ = 34864212.

The previous prime is 34864211. The next prime is 34864217. The reversal of 34864213 is 31246843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18679684 + 16184529 = 4322^2 + 4023^2 .

It is an emirp because it is prime and its reverse (31246843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34864213 - 2¹ = 34864211 is a prime.

Together with 34864211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34864211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17432106 + 17432107.

It is an arithmetic number, because the mean of its divisors is an integer number (17432107).

Almost surely, 2^34864213 is an apocalyptic number.

It is an amenable number.

34864213 is a deficient number, since it is larger than the sum of its proper divisors (1).

34864213 is an equidigital number, since it uses as much as digits as its factorization.

34864213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 31.

The square root of 34864213 is about 5904.5925346293. The cubic root of 34864213 is about 326.6830653760.

The spelling of 34864213 in words is "thirty-four million, eight hundred sixty-four thousand, two hundred thirteen".