34408609 has 2 divisors, whose sum is σ = 34408610. Its totient is φ = 34408608.

The previous prime is 34408603. The next prime is 34408637. The reversal of 34408609 is 90680443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28058209 + 6350400 = 5297^2 + 2520^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34408609 is a prime.

It is not a weakly prime, because it can be changed into another prime (34408603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17204304 + 17204305.

It is an arithmetic number, because the mean of its divisors is an integer number (17204305).

Almost surely, 2^34408609 is an apocalyptic number.

It is an amenable number.

34408609 is a deficient number, since it is larger than the sum of its proper divisors (1).

34408609 is an equidigital number, since it uses as much as digits as its factorization.

34408609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 34408609 is about 5865.8851846929. The cubic root of 34408609 is about 325.2537946579.

The spelling of 34408609 in words is "thirty-four million, four hundred eight thousand, six hundred nine".