34289009 has 4 divisors (see below), whose sum is σ = 34622016. Its totient is φ = 33956004.

The previous prime is 34288967. The next prime is 34289027. The reversal of 34289009 is 90098243.

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, and also an emirpimes, since its reverse is a distinct semiprime: 90098243 = 83 ⋅1085521.

It is a cyclic number.

It is not a de Polignac number, because 34289009 - 2⁸ = 34288753 is a prime.

It is a super-2 number, since 2×34289009² = 2351472276404162, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34289009.

It is not an unprimeable number, because it can be changed into a prime (34289029) 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, 166349 + ... + 166554.

It is an arithmetic number, because the mean of its divisors is an integer number (8655504).

Almost surely, 2^34289009 is an apocalyptic number.

It is an amenable number.

34289009 is a deficient number, since it is larger than the sum of its proper divisors (333007).

34289009 is a wasteful number, since it uses less digits than its factorization.

34289009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333006.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 34289009 is about 5855.6817707249. The cubic root of 34289009 is about 324.8765100856.

The spelling of 34289009 in words is "thirty-four million, two hundred eighty-nine thousand, nine".