34609 has 4 divisors (see below), whose sum is σ = 35316. Its totient is φ = 33904.

The previous prime is 34607. The next prime is 34613. The reversal of 34609 is 90643.

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 16384 + 18225 = 128^2 + 135^2 .

It is a cyclic number.

It is not a de Polignac number, because 34609 - 2¹ = 34607 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a nialpdrome in base 14 and base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 34609.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274 + ... + 379.

It is an arithmetic number, because the mean of its divisors is an integer number (8829).

2³⁴⁶⁰⁹ is an apocalyptic number.

It is an amenable number.

34609 is a deficient number, since it is larger than the sum of its proper divisors (707).

34609 is an equidigital number, since it uses as much as digits as its factorization.

34609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 34609 is about 186.0349429543. The cubic root of 34609 is about 32.5883983960.

It can be divided in two parts, 34 and 609, that multiplied together give a triangular number (20706 = T₂₀₃).

The spelling of 34609 in words is "thirty-four thousand, six hundred nine".