3802213 has 2 divisors, whose sum is σ = 3802214. Its totient is φ = 3802212.

The previous prime is 3802207. The next prime is 3802229. The reversal of 3802213 is 3122083.

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., 3602404 + 199809 = 1898^2 + 447^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3802213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3802283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1901106 + 1901107.

It is an arithmetic number, because the mean of its divisors is an integer number (1901107).

Almost surely, 2^3802213 is an apocalyptic number.

It is an amenable number.

3802213 is a deficient number, since it is larger than the sum of its proper divisors (1).

3802213 is an equidigital number, since it uses as much as digits as its factorization.

3802213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 3802213 is about 1949.9264088678. The cubic root of 3802213 is about 156.0793618767.

Adding to 3802213 its reverse (3122083), we get a palindrome (6924296).

The spelling of 3802213 in words is "three million, eight hundred two thousand, two hundred thirteen".