3256943 has 2 divisors, whose sum is σ = 3256944. Its totient is φ = 3256942.

The previous prime is 3256931. The next prime is 3256951. The reversal of 3256943 is 3496523.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3256943 - 2⁴ = 3256927 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3252943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1628471 + 1628472.

It is an arithmetic number, because the mean of its divisors is an integer number (1628472).

Almost surely, 2^3256943 is an apocalyptic number.

3256943 is a deficient number, since it is larger than the sum of its proper divisors (1).

3256943 is an equidigital number, since it uses as much as digits as its factorization.

3256943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 32.

The square root of 3256943 is about 1804.7002521194. The cubic root of 3256943 is about 148.2302084491.

The spelling of 3256943 in words is "three million, two hundred fifty-six thousand, nine hundred forty-three".