3220907 has 2 divisors, whose sum is σ = 3220908. Its totient is φ = 3220906.

The previous prime is 3220901. The next prime is 3220951. The reversal of 3220907 is 7090223.

3220907 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 is a cyclic number.

It is not a de Polignac number, because 3220907 - 2¹⁶ = 3155371 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3220901) 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, 1610453 + 1610454.

It is an arithmetic number, because the mean of its divisors is an integer number (1610454).

Almost surely, 2^3220907 is an apocalyptic number.

3220907 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220907 is an equidigital number, since it uses as much as digits as its factorization.

3220907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 3220907 is about 1794.6885523678. The cubic root of 3220907 is about 147.6814887505.

The spelling of 3220907 in words is "three million, two hundred twenty thousand, nine hundred seven".