3313021 has 4 divisors (see below), whose sum is σ = 3390112. Its totient is φ = 3235932.

The previous prime is 3313003. The next prime is 3313043. The reversal of 3313021 is 1203133.

3313021 is nontrivially palindromic in base 12.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1203133 = 307 ⋅3919.

It is a cyclic number.

It is not a de Polignac number, because 3313021 - 2⁷ = 3312893 is a prime.

It is a super-2 number, since 2×3313021² = 21952216292882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3312992 and 3313010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3313421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38481 + ... + 38566.

It is an arithmetic number, because the mean of its divisors is an integer number (847528).

Almost surely, 2^3313021 is an apocalyptic number.

It is an amenable number.

3313021 is a deficient number, since it is larger than the sum of its proper divisors (77091).

3313021 is an equidigital number, since it uses as much as digits as its factorization.

3313021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77090.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 3313021 is about 1820.1705964002. The cubic root of 3313021 is about 149.0761138379.

Adding to 3313021 its reverse (1203133), we get a palindrome (4516154).

The spelling of 3313021 in words is "three million, three hundred thirteen thousand, twenty-one".