3284857 has 2 divisors, whose sum is σ = 3284858. Its totient is φ = 3284856.

The previous prime is 3284851. The next prime is 3284867. The reversal of 3284857 is 7584823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3171961 + 112896 = 1781^2 + 336^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3284857 is a prime.

It is a super-3 number, since 3×3284857³ (a number of 21 digits) contains 333 as substring.

It is a d-powerful number, because it can be written as 3¹³ + 2¹⁹ + 8 + 4¹⁰ + 8 + 5 + 7⁶ .

3284857 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3284851) 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, 1642428 + 1642429.

It is an arithmetic number, because the mean of its divisors is an integer number (1642429).

Almost surely, 2^3284857 is an apocalyptic number.

It is an amenable number.

3284857 is a deficient number, since it is larger than the sum of its proper divisors (1).

3284857 is an equidigital number, since it uses as much as digits as its factorization.

3284857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 37.

The square root of 3284857 is about 1812.4174463958. The cubic root of 3284857 is about 148.6524789784.

The spelling of 3284857 in words is "three million, two hundred eighty-four thousand, eight hundred fifty-seven".