198293033 has 2 divisors, whose sum is σ = 198293034. Its totient is φ = 198293032.

The previous prime is 198293023. The next prime is 198293071. The reversal of 198293033 is 330392891.

It is an a-pointer prime, because the next prime (198293071) can be obtained adding 198293033 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197346304 + 946729 = 14048^2 + 973^2 .

It is a cyclic number.

It is not a de Polignac number, because 198293033 - 2¹⁰ = 198292009 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (198293003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99146516 + 99146517.

It is an arithmetic number, because the mean of its divisors is an integer number (99146517).

Almost surely, 2^198293033 is an apocalyptic number.

It is an amenable number.

198293033 is a deficient number, since it is larger than the sum of its proper divisors (1).

198293033 is an equidigital number, since it uses as much as digits as its factorization.

198293033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 198293033 is about 14081.6559040476. The cubic root of 198293033 is about 583.1350579107.

The spelling of 198293033 in words is "one hundred ninety-eight million, two hundred ninety-three thousand, thirty-three".