3404213 has 2 divisors, whose sum is σ = 3404214. Its totient is φ = 3404212.

The previous prime is 3404201. The next prime is 3404221. The reversal of 3404213 is 3124043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2798929 + 605284 = 1673^2 + 778^2 .

It is a cyclic number.

It is not a de Polignac number, because 3404213 - 2⁴ = 3404197 is a prime.

It is a super-2 number, since 2×3404213² = 23177332298738, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3404191 and 3404200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3404273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1702106 + 1702107.

It is an arithmetic number, because the mean of its divisors is an integer number (1702107).

Almost surely, 2^3404213 is an apocalyptic number.

It is an amenable number.

3404213 is a deficient number, since it is larger than the sum of its proper divisors (1).

3404213 is an equidigital number, since it uses as much as digits as its factorization.

3404213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 3404213 is about 1845.0509478060. The cubic root of 3404213 is about 150.4315424686.

Adding to 3404213 its reverse (3124043), we get a palindrome (6528256).

The spelling of 3404213 in words is "three million, four hundred four thousand, two hundred thirteen".