3343421 has 2 divisors, whose sum is σ = 3343422. Its totient is φ = 3343420.

The previous prime is 3343409. The next prime is 3343433. The reversal of 3343421 is 1243433.

It is a balanced prime because it is at equal distance from previous prime (3343409) and next prime (3343433).

It can be written as a sum of positive squares in only one way, i.e., 1876900 + 1466521 = 1370^2 + 1211^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3343421 is a prime.

It is a super-2 number, since 2×3343421² = 22356927966482, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3343393 and 3343402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3343481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1671710 + 1671711.

It is an arithmetic number, because the mean of its divisors is an integer number (1671711).

Almost surely, 2^3343421 is an apocalyptic number.

It is an amenable number.

3343421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3343421 is an equidigital number, since it uses as much as digits as its factorization.

3343421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 20.

The square root of 3343421 is about 1828.5023926700. The cubic root of 3343421 is about 149.5306961871.

Adding to 3343421 its reverse (1243433), we get a palindrome (4586854).

The spelling of 3343421 in words is "three million, three hundred forty-three thousand, four hundred twenty-one".