34705009 has 4 divisors (see below), whose sum is σ = 34767216. Its totient is φ = 34642804.

The previous prime is 34704997. The next prime is 34705049. The reversal of 34705009 is 90050743.

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 34705009 - 2⁷ = 34704881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34705049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30259 + ... + 31384.

It is an arithmetic number, because the mean of its divisors is an integer number (8691804).

Almost surely, 2^34705009 is an apocalyptic number.

It is an amenable number.

34705009 is a deficient number, since it is larger than the sum of its proper divisors (62207).

34705009 is an equidigital number, since it uses as much as digits as its factorization.

34705009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62206.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 34705009 is about 5891.0957384853. The cubic root of 34705009 is about 326.1850511971.

The spelling of 34705009 in words is "thirty-four million, seven hundred five thousand, nine".