33704189 has 2 divisors, whose sum is σ = 33704190. Its totient is φ = 33704188.

The previous prime is 33704159. The next prime is 33704219. The reversal of 33704189 is 98140733.

It is a balanced prime because it is at equal distance from previous prime (33704159) and next prime (33704219).

It can be written as a sum of positive squares in only one way, i.e., 32684089 + 1020100 = 5717^2 + 1010^2 .

It is an emirp because it is prime and its reverse (98140733) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33704189 - 2¹⁶ = 33638653 is a prime.

It is a super-2 number, since 2×33704189² = 2271944712295442, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33704159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16852094 + 16852095.

It is an arithmetic number, because the mean of its divisors is an integer number (16852095).

Almost surely, 2^33704189 is an apocalyptic number.

It is an amenable number.

33704189 is a deficient number, since it is larger than the sum of its proper divisors (1).

33704189 is an equidigital number, since it uses as much as digits as its factorization.

33704189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 33704189 is about 5805.5308973426. The cubic root of 33704189 is about 323.0189198054.

The spelling of 33704189 in words is "thirty-three million, seven hundred four thousand, one hundred eighty-nine".