3418021 has 2 divisors, whose sum is σ = 3418022. Its totient is φ = 3418020.

The previous prime is 3418001. The next prime is 3418033. The reversal of 3418021 is 1208143.

3418021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3381921 + 36100 = 1839^2 + 190^2 .

It is a cyclic number.

It is not a de Polignac number, because 3418021 - 2⁷ = 3417893 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3418021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3418001) 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, 1709010 + 1709011.

It is an arithmetic number, because the mean of its divisors is an integer number (1709011).

Almost surely, 2^3418021 is an apocalyptic number.

It is an amenable number.

3418021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3418021 is an equidigital number, since it uses as much as digits as its factorization.

3418021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 3418021 is about 1848.7890631438. The cubic root of 3418021 is about 150.6346590800.

The spelling of 3418021 in words is "three million, four hundred eighteen thousand, twenty-one".