99730849 has 2 divisors, whose sum is σ = 99730850. Its totient is φ = 99730848.

The previous prime is 99730811. The next prime is 99730853. The reversal of 99730849 is 94803799.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63043600 + 36687249 = 7940^2 + 6057^2 .

It is a cyclic number.

It is not a de Polignac number, because 99730849 - 2¹³ = 99722657 is a prime.

It is not a weakly prime, because it can be changed into another prime (99730879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49865424 + 49865425.

It is an arithmetic number, because the mean of its divisors is an integer number (49865425).

Almost surely, 2^99730849 is an apocalyptic number.

It is an amenable number.

99730849 is a deficient number, since it is larger than the sum of its proper divisors (1).

99730849 is an equidigital number, since it uses as much as digits as its factorization.

99730849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 99730849 is about 9986.5333825107. The cubic root of 99730849 is about 463.7420797683.

The spelling of 99730849 in words is "ninety-nine million, seven hundred thirty thousand, eight hundred forty-nine".