34005305 has 4 divisors (see below), whose sum is σ = 40806372. Its totient is φ = 27204240.

The previous prime is 34005271. The next prime is 34005311. The reversal of 34005305 is 50350043.

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 4963984 + 29041321 = 2228^2 + 5389^2 .

It is not a de Polignac number, because 34005305 - 2¹⁴ = 33988921 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 3400526 + ... + 3400535.

It is an arithmetic number, because the mean of its divisors is an integer number (10201593).

Almost surely, 2^34005305 is an apocalyptic number.

It is an amenable number.

34005305 is a deficient number, since it is larger than the sum of its proper divisors (6801067).

34005305 is an equidigital number, since it uses as much as digits as its factorization.

34005305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6801066.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 34005305 is about 5831.4067770993. The cubic root of 34005305 is about 323.9780284090.

Adding to 34005305 its reverse (50350043), we get a palindrome (84355348).

The spelling of 34005305 in words is "thirty-four million, five thousand, three hundred five".