34205089 has 2 divisors, whose sum is σ = 34205090. Its totient is φ = 34205088.

The previous prime is 34205069. The next prime is 34205147. The reversal of 34205089 is 98050243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31979025 + 2226064 = 5655^2 + 1492^2 .

It is a cyclic number.

It is not a de Polignac number, because 34205089 - 2¹¹ = 34203041 is a prime.

It is a super-2 number, since 2×34205089² = 2339976226995842, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34205089.

It is not a weakly prime, because it can be changed into another prime (34205069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17102544 + 17102545.

It is an arithmetic number, because the mean of its divisors is an integer number (17102545).

Almost surely, 2^34205089 is an apocalyptic number.

It is an amenable number.

34205089 is a deficient number, since it is larger than the sum of its proper divisors (1).

34205089 is an equidigital number, since it uses as much as digits as its factorization.

34205089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 34205089 is about 5848.5116910202. The cubic root of 34205089 is about 324.6112559048.

The spelling of 34205089 in words is "thirty-four million, two hundred five thousand, eighty-nine".