4526213 has 2 divisors, whose sum is σ = 4526214. Its totient is φ = 4526212.

The previous prime is 4526209. The next prime is 4526227. The reversal of 4526213 is 3126254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4401604 + 124609 = 2098^2 + 353^2 .

It is a cyclic number.

It is not a de Polignac number, because 4526213 - 2² = 4526209 is a prime.

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 (4526243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2263106 + 2263107.

It is an arithmetic number, because the mean of its divisors is an integer number (2263107).

Almost surely, 2^4526213 is an apocalyptic number.

It is an amenable number.

4526213 is a deficient number, since it is larger than the sum of its proper divisors (1).

4526213 is an equidigital number, since it uses as much as digits as its factorization.

4526213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 4526213 is about 2127.4898354634. The cubic root of 4526213 is about 165.4163102212.

The spelling of 4526213 in words is "four million, five hundred twenty-six thousand, two hundred thirteen".