35009 has 4 divisors (see below), whose sum is σ = 37716.
Its totient is φ = 32304.
The previous prime is 34981. The next prime is 35023. The reversal of 35009 is 90053.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 9409 + 25600 = 97^2 + 160^2
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-35009 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (35059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1334 + ... + 1359.
It is an arithmetic number, because the mean of its divisors is an integer number (9429).
235009 is an apocalyptic number.
It is an amenable number.
35009 is a deficient number, since it is larger than the sum of its proper divisors (2707).
35009 is a wasteful number, since it uses less digits than its factorization.
35009 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2706.
The product of its (nonzero) digits is 135, while the sum is 17.
The square root of 35009 is about 187.1069213044.
The cubic root of 35009 is about 32.7134666327.
The spelling of 35009 in words is "thirty-five thousand, nine".