5216213 has 2 divisors, whose sum is σ = 5216214. Its totient is φ = 5216212.

The previous prime is 5216209. The next prime is 5216219. The reversal of 5216213 is 3126125.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5098564 + 117649 = 2258^2 + 343^2 .

It is a cyclic number.

It is not a de Polignac number, because 5216213 - 2² = 5216209 is a prime.

It is a super-2 number, since 2×5216213² = 54417756122738, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5216219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2608106 + 2608107.

It is an arithmetic number, because the mean of its divisors is an integer number (2608107).

Almost surely, 2^5216213 is an apocalyptic number.

It is an amenable number.

5216213 is a deficient number, since it is larger than the sum of its proper divisors (1).

5216213 is an equidigital number, since it uses as much as digits as its factorization.

5216213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 20.

The square root of 5216213 is about 2283.9030189568. The cubic root of 5216213 is about 173.4276898328.

The spelling of 5216213 in words is "five million, two hundred sixteen thousand, two hundred thirteen".