98209019 has 2 divisors, whose sum is σ = 98209020. Its totient is φ = 98209018.

The previous prime is 98209009. The next prime is 98209037. The reversal of 98209019 is 91090289.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98209019 - 2⁸ = 98208763 is a prime.

It is a super-2 number, since 2×98209019² = 19290022825884722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98209009) 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, 49104509 + 49104510.

It is an arithmetic number, because the mean of its divisors is an integer number (49104510).

Almost surely, 2^98209019 is an apocalyptic number.

98209019 is a deficient number, since it is larger than the sum of its proper divisors (1).

98209019 is an equidigital number, since it uses as much as digits as its factorization.

98209019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 38.

The square root of 98209019 is about 9910.0463671973. The cubic root of 98209019 is about 461.3711749455.

It can be divided in two parts, 9 and 8209019, that added together give a palindrome (8209028).

The spelling of 98209019 in words is "ninety-eight million, two hundred nine thousand, nineteen".