99533633 has 2 divisors, whose sum is σ = 99533634. Its totient is φ = 99533632.

The previous prime is 99533593. The next prime is 99533641. The reversal of 99533633 is 33633599.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92313664 + 7219969 = 9608^2 + 2687^2 .

It is a cyclic number.

It is not a de Polignac number, because 99533633 - 2⁶ = 99533569 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (99532633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49766816 + 49766817.

It is an arithmetic number, because the mean of its divisors is an integer number (49766817).

Almost surely, 2^99533633 is an apocalyptic number.

It is an amenable number.

99533633 is a deficient number, since it is larger than the sum of its proper divisors (1).

99533633 is an equidigital number, since it uses as much as digits as its factorization.

99533633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 196830, while the sum is 41.

The square root of 99533633 is about 9976.6543991460. The cubic root of 99533633 is about 463.4361974515.

The spelling of 99533633 in words is "ninety-nine million, five hundred thirty-three thousand, six hundred thirty-three".