99573329 has 2 divisors, whose sum is σ = 99573330. Its totient is φ = 99573328.

The previous prime is 99573283. The next prime is 99573347. The reversal of 99573329 is 92337599.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93702400 + 5870929 = 9680^2 + 2423^2 .

It is an emirp because it is prime and its reverse (92337599) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99573329 - 2⁸ = 99573073 is a prime.

It is not a weakly prime, because it can be changed into another prime (99573629) 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, 49786664 + 49786665.

It is an arithmetic number, because the mean of its divisors is an integer number (49786665).

Almost surely, 2^99573329 is an apocalyptic number.

It is an amenable number.

99573329 is a deficient number, since it is larger than the sum of its proper divisors (1).

99573329 is an equidigital number, since it uses as much as digits as its factorization.

99573329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 459270, while the sum is 47.

The square root of 99573329 is about 9978.6436453057. The cubic root of 99573329 is about 463.4977984656.

The spelling of 99573329 in words is "ninety-nine million, five hundred seventy-three thousand, three hundred twenty-nine".