98944309 has 2 divisors, whose sum is σ = 98944310. Its totient is φ = 98944308.

The previous prime is 98944289. The next prime is 98944319. The reversal of 98944309 is 90344989.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94148209 + 4796100 = 9703^2 + 2190^2 .

It is a cyclic number.

It is not a de Polignac number, because 98944309 - 2⁹ = 98943797 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98944319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49472154 + 49472155.

It is an arithmetic number, because the mean of its divisors is an integer number (49472155).

Almost surely, 2^98944309 is an apocalyptic number.

It is an amenable number.

98944309 is a deficient number, since it is larger than the sum of its proper divisors (1).

98944309 is an equidigital number, since it uses as much as digits as its factorization.

98944309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 98944309 is about 9947.0753993322. The cubic root of 98944309 is about 462.5197404771.

The spelling of 98944309 in words is "ninety-eight million, nine hundred forty-four thousand, three hundred nine".