3278867 has 2 divisors, whose sum is σ = 3278868. Its totient is φ = 3278866.

The previous prime is 3278837. The next prime is 3278917. The reversal of 3278867 is 7688723.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3278867 - 2¹⁰ = 3277843 is a prime.

It is a d-powerful number, because it can be written as 3¹² + 2¹⁹ + 7² + 8³ + 8⁷ + 6⁵ + 7⁶ .

It is not a weakly prime, because it can be changed into another prime (3278837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1639433 + 1639434.

It is an arithmetic number, because the mean of its divisors is an integer number (1639434).

Almost surely, 2^3278867 is an apocalyptic number.

3278867 is a deficient number, since it is larger than the sum of its proper divisors (1).

3278867 is an equidigital number, since it uses as much as digits as its factorization.

3278867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 41.

The square root of 3278867 is about 1810.7642033131. The cubic root of 3278867 is about 148.5620671141.

The spelling of 3278867 in words is "three million, two hundred seventy-eight thousand, eight hundred sixty-seven".