98912249 has 2 divisors, whose sum is σ = 98912250. Its totient is φ = 98912248.

The previous prime is 98912221. The next prime is 98912251. The reversal of 98912249 is 94221989.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70896400 + 28015849 = 8420^2 + 5293^2 .

It is a cyclic number.

It is not a de Polignac number, because 98912249 - 2²⁰ = 97863673 is a prime.

It is a Sophie Germain prime.

Together with 98912251, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (98912449) 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, 49456124 + 49456125.

It is an arithmetic number, because the mean of its divisors is an integer number (49456125).

Almost surely, 2^98912249 is an apocalyptic number.

It is an amenable number.

98912249 is a deficient number, since it is larger than the sum of its proper divisors (1).

98912249 is an equidigital number, since it uses as much as digits as its factorization.

98912249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 44.

The square root of 98912249 is about 9945.4637398163. The cubic root of 98912249 is about 462.4697797639.

The spelling of 98912249 in words is "ninety-eight million, nine hundred twelve thousand, two hundred forty-nine".