34243609 has 4 divisors (see below), whose sum is σ = 35040016. Its totient is φ = 33447204.

The previous prime is 34243607. The next prime is 34243637. The reversal of 34243609 is 90634243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34243609 - 2¹ = 34243607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34243603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398139 + ... + 398224.

It is an arithmetic number, because the mean of its divisors is an integer number (8760004).

Almost surely, 2^34243609 is an apocalyptic number.

It is an amenable number.

34243609 is a deficient number, since it is larger than the sum of its proper divisors (796407).

34243609 is an equidigital number, since it uses as much as digits as its factorization.

34243609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796406.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 34243609 is about 5851.8039099068. The cubic root of 34243609 is about 324.7330636541.

The spelling of 34243609 in words is "thirty-four million, two hundred forty-three thousand, six hundred nine".