99795649 has 2 divisors, whose sum is σ = 99795650. Its totient is φ = 99795648.

The previous prime is 99795587. The next prime is 99795653. The reversal of 99795649 is 94659799.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70560000 + 29235649 = 8400^2 + 5407^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99795649 is a prime.

It is a super-3 number, since 3×99795649³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 99795593 and 99795602.

It is not a weakly prime, because it can be changed into another prime (99795659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49897824 + 49897825.

It is an arithmetic number, because the mean of its divisors is an integer number (49897825).

Almost surely, 2^99795649 is an apocalyptic number.

It is an amenable number.

99795649 is a deficient number, since it is larger than the sum of its proper divisors (1).

99795649 is an equidigital number, since it uses as much as digits as its factorization.

99795649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5511240, while the sum is 58.

The square root of 99795649 is about 9989.7772247433. Note that the first 3 decimals coincide. The cubic root of 99795649 is about 463.8424966436.

The spelling of 99795649 in words is "ninety-nine million, seven hundred ninety-five thousand, six hundred forty-nine".