33764089 has 2 divisors, whose sum is σ = 33764090. Its totient is φ = 33764088.

The previous prime is 33764077. The next prime is 33764099. The reversal of 33764089 is 98046733.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21930489 + 11833600 = 4683^2 + 3440^2 .

It is an emirp because it is prime and its reverse (98046733) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33764089 - 2⁹ = 33763577 is a prime.

It is a super-2 number, since 2×33764089² = 2280027411999842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33764099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16882044 + 16882045.

It is an arithmetic number, because the mean of its divisors is an integer number (16882045).

Almost surely, 2^33764089 is an apocalyptic number.

It is an amenable number.

33764089 is a deficient number, since it is larger than the sum of its proper divisors (1).

33764089 is an equidigital number, since it uses as much as digits as its factorization.

33764089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 33764089 is about 5810.6874808408. The cubic root of 33764089 is about 323.2101658864.

The spelling of 33764089 in words is "thirty-three million, seven hundred sixty-four thousand, eighty-nine".