6652213 has 2 divisors, whose sum is σ = 6652214. Its totient is φ = 6652212.

The previous prime is 6652211. The next prime is 6652231. The reversal of 6652213 is 3122566.

Together with next prime (6652231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4915089 + 1737124 = 2217^2 + 1318^2 .

It is a cyclic number.

It is not a de Polignac number, because 6652213 - 2¹ = 6652211 is a prime.

Together with 6652211, it forms a pair of twin primes.

6652213 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6652211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3326106 + 3326107.

It is an arithmetic number, because the mean of its divisors is an integer number (3326107).

Almost surely, 2^6652213 is an apocalyptic number.

It is an amenable number.

6652213 is a deficient number, since it is larger than the sum of its proper divisors (1).

6652213 is an equidigital number, since it uses as much as digits as its factorization.

6652213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 25.

The square root of 6652213 is about 2579.1884382495. The cubic root of 6652213 is about 188.0710931516.

Adding to 6652213 its reverse (3122566), we get a palindrome (9774779).

The spelling of 6652213 in words is "six million, six hundred fifty-two thousand, two hundred thirteen".