99400033 has 2 divisors, whose sum is σ = 99400034. Its totient is φ = 99400032.

The previous prime is 99400013. The next prime is 99400051. The reversal of 99400033 is 33000499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95589729 + 3810304 = 9777^2 + 1952^2 .

It is a cyclic number.

It is not a de Polignac number, because 99400033 - 2¹³ = 99391841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99399974 and 99400010.

It is not a weakly prime, because it can be changed into another prime (99400013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49700016 + 49700017.

It is an arithmetic number, because the mean of its divisors is an integer number (49700017).

Almost surely, 2^99400033 is an apocalyptic number.

It is an amenable number.

99400033 is a deficient number, since it is larger than the sum of its proper divisors (1).

99400033 is an equidigital number, since it uses as much as digits as its factorization.

99400033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 99400033 is about 9969.9565194639. The cubic root of 99400033 is about 463.2287540081.

The spelling of 99400033 in words is "ninety-nine million, four hundred thousand, thirty-three".