3321973 has 2 divisors, whose sum is σ = 3321974. Its totient is φ = 3321972.

The previous prime is 3321949. The next prime is 3321977. The reversal of 3321973 is 3791233.

3321973 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., 3179089 + 142884 = 1783^2 + 378^2 .

It is an emirp because it is prime and its reverse (3791233) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3321973 is a prime.

It is a super-2 number, since 2×3321973² = 22071009225458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3321977) 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, 1660986 + 1660987.

It is an arithmetic number, because the mean of its divisors is an integer number (1660987).

Almost surely, 2^3321973 is an apocalyptic number.

It is an amenable number.

3321973 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321973 is an equidigital number, since it uses as much as digits as its factorization.

3321973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3402, while the sum is 28.

The square root of 3321973 is about 1822.6280476279. The cubic root of 3321973 is about 149.2102642278.

The spelling of 3321973 in words is "three million, three hundred twenty-one thousand, nine hundred seventy-three".