99706349 has 2 divisors, whose sum is σ = 99706350. Its totient is φ = 99706348.

The previous prime is 99706331. The next prime is 99706351. The reversal of 99706349 is 94360799.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77757124 + 21949225 = 8818^2 + 4685^2 .

It is a cyclic number.

It is not a de Polignac number, because 99706349 - 2¹⁶ = 99640813 is a prime.

It is a Sophie Germain prime.

Together with 99706351, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99706249) 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, 49853174 + 49853175.

It is an arithmetic number, because the mean of its divisors is an integer number (49853175).

Almost surely, 2^99706349 is an apocalyptic number.

It is an amenable number.

99706349 is a deficient number, since it is larger than the sum of its proper divisors (1).

99706349 is an equidigital number, since it uses as much as digits as its factorization.

99706349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 367416, while the sum is 47.

The square root of 99706349 is about 9985.3066552810. The cubic root of 99706349 is about 463.7041021797.

The spelling of 99706349 in words is "ninety-nine million, seven hundred six thousand, three hundred forty-nine".