3243967 has 2 divisors, whose sum is σ = 3243968. Its totient is φ = 3243966.

The previous prime is 3243941. The next prime is 3243973. The reversal of 3243967 is 7693423.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3243967 - 2⁷ = 3243839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3243917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1621983 + 1621984.

It is an arithmetic number, because the mean of its divisors is an integer number (1621984).

Almost surely, 2^3243967 is an apocalyptic number.

3243967 is a deficient number, since it is larger than the sum of its proper divisors (1).

3243967 is an equidigital number, since it uses as much as digits as its factorization.

3243967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 34.

The square root of 3243967 is about 1801.1016073503. The cubic root of 3243967 is about 148.0330915778.

The spelling of 3243967 in words is "three million, two hundred forty-three thousand, nine hundred sixty-seven".