99932993 has 2 divisors, whose sum is σ = 99932994. Its totient is φ = 99932992.

The previous prime is 99932983. The next prime is 99933017. The reversal of 99932993 is 39923999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92025649 + 7907344 = 9593^2 + 2812^2 .

It is a cyclic number.

It is not a de Polignac number, because 99932993 - 2⁶ = 99932929 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (99932923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49966496 + 49966497.

It is an arithmetic number, because the mean of its divisors is an integer number (49966497).

Almost surely, 2^99932993 is an apocalyptic number.

It is an amenable number.

99932993 is a deficient number, since it is larger than the sum of its proper divisors (1).

99932993 is an equidigital number, since it uses as much as digits as its factorization.

99932993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1062882, while the sum is 53.

The square root of 99932993 is about 9996.6490885696. The cubic root of 99932993 is about 464.0551872156.

The spelling of 99932993 in words is "ninety-nine million, nine hundred thirty-two thousand, nine hundred ninety-three".