3355021 has 2 divisors, whose sum is σ = 3355022. Its totient is φ = 3355020.

The previous prime is 3355013. The next prime is 3355031. The reversal of 3355021 is 1205533.

3355021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2175625 + 1179396 = 1475^2 + 1086^2 .

It is a cyclic number.

It is not a de Polignac number, because 3355021 - 2³ = 3355013 is a prime.

It is a super-2 number, since 2×3355021² = 22512331820882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3355021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3355031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1677510 + 1677511.

It is an arithmetic number, because the mean of its divisors is an integer number (1677511).

Almost surely, 2^3355021 is an apocalyptic number.

It is an amenable number.

3355021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3355021 is an equidigital number, since it uses as much as digits as its factorization.

3355021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 3355021 is about 1831.6716408789. The cubic root of 3355021 is about 149.7034288382.

It can be divided in two parts, 335 and 5021, that added together give a triangular number (5356 = T₁₀₃).

The spelling of 3355021 in words is "three million, three hundred fifty-five thousand, twenty-one".