8819959 has 2 divisors, whose sum is σ = 8819960. Its totient is φ = 8819958.

The previous prime is 8819917. The next prime is 8819977. The reversal of 8819959 is 9599188.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8819959 - 2⁷ = 8819831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8819999) 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, 4409979 + 4409980.

It is an arithmetic number, because the mean of its divisors is an integer number (4409980).

Almost surely, 2^8819959 is an apocalyptic number.

8819959 is a deficient number, since it is larger than the sum of its proper divisors (1).

8819959 is an equidigital number, since it uses as much as digits as its factorization.

8819959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 49.

The square root of 8819959 is about 2969.8415782664. The cubic root of 8819959 is about 206.6119906812.

The spelling of 8819959 in words is "eight million, eight hundred nineteen thousand, nine hundred fifty-nine".