8056859 has 2 divisors, whose sum is σ = 8056860. Its totient is φ = 8056858.

The previous prime is 8056847. The next prime is 8056879. The reversal of 8056859 is 9586508.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8056859 - 2⁴ = 8056843 is a prime.

It is a super-3 number, since 3×8056859³ (a number of 22 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (8056879) 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, 4028429 + 4028430.

It is an arithmetic number, because the mean of its divisors is an integer number (4028430).

Almost surely, 2^8056859 is an apocalyptic number.

8056859 is a deficient number, since it is larger than the sum of its proper divisors (1).

8056859 is an equidigital number, since it uses as much as digits as its factorization.

8056859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 41.

The square root of 8056859 is about 2838.4606743797. The cubic root of 8056859 is about 200.4727068609.

The spelling of 8056859 in words is "eight million, fifty-six thousand, eight hundred fifty-nine".