98944889 has 2 divisors, whose sum is σ = 98944890. Its totient is φ = 98944888.

The previous prime is 98944861. The next prime is 98944907. The reversal of 98944889 is 98844989.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55279225 + 43665664 = 7435^2 + 6608^2 .

It is a cyclic number.

It is not a de Polignac number, because 98944889 - 2⁸ = 98944633 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (98944289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49472444 + 49472445.

It is an arithmetic number, because the mean of its divisors is an integer number (49472445).

Almost surely, 2^98944889 is an apocalyptic number.

It is an amenable number.

98944889 is a deficient number, since it is larger than the sum of its proper divisors (1).

98944889 is an equidigital number, since it uses as much as digits as its factorization.

98944889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5971968, while the sum is 59.

The square root of 98944889 is about 9947.1045535874. The cubic root of 98944889 is about 462.5206442209.

The spelling of 98944889 in words is "ninety-eight million, nine hundred forty-four thousand, eight hundred eighty-nine".