8055889 has 2 divisors, whose sum is σ = 8055890. Its totient is φ = 8055888.

The previous prime is 8055871. The next prime is 8055893. The reversal of 8055889 is 9885508.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6656400 + 1399489 = 2580^2 + 1183^2 .

It is a cyclic number.

It is not a de Polignac number, because 8055889 - 2⁵ = 8055857 is a prime.

It is not a weakly prime, because it can be changed into another prime (8055809) 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, 4027944 + 4027945.

It is an arithmetic number, because the mean of its divisors is an integer number (4027945).

Almost surely, 2^8055889 is an apocalyptic number.

It is an amenable number.

8055889 is a deficient number, since it is larger than the sum of its proper divisors (1).

8055889 is an equidigital number, since it uses as much as digits as its factorization.

8055889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 43.

The square root of 8055889 is about 2838.2898019758. The cubic root of 8055889 is about 200.4646612801.

The spelling of 8055889 in words is "eight million, fifty-five thousand, eight hundred eighty-nine".