3221107 has 2 divisors, whose sum is σ = 3221108.
Its totient is φ = 3221106.
The previous prime is 3221093. The next prime is 3221111. The reversal of 3221107 is 7011223.
It is a happy number.
3221107 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 is an emirp because it is prime and its reverse (7011223) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3221107 is a prime.
3221107 is a lucky number.
It is not a weakly prime, because it can be changed into another prime (3221137) 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, 1610553 + 1610554.
It is an arithmetic number, because the mean of its divisors is an integer number (1610554).
Almost surely, 23221107 is an apocalyptic number.
3221107 is a deficient number, since it is larger than the sum of its proper divisors (1).
3221107 is an equidigital number, since it uses as much as digits as its factorization.
3221107 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 84, while the sum is 16.
The square root of 3221107 is about 1794.7442714771.
The cubic root of 3221107 is about 147.6845454140.
The spelling of 3221107 in words is "three million, two hundred twenty-one thousand, one hundred seven".