34658009 has 2 divisors, whose sum is σ = 34658010. Its totient is φ = 34658008.

The previous prime is 34657999. The next prime is 34658021. The reversal of 34658009 is 90085643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32775625 + 1882384 = 5725^2 + 1372^2 .

It is an emirp because it is prime and its reverse (90085643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34658009 - 2¹⁶ = 34592473 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 34658009.

It is not a weakly prime, because it can be changed into another prime (34658059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17329004 + 17329005.

It is an arithmetic number, because the mean of its divisors is an integer number (17329005).

Almost surely, 2^34658009 is an apocalyptic number.

It is an amenable number.

34658009 is a deficient number, since it is larger than the sum of its proper divisors (1).

34658009 is an equidigital number, since it uses as much as digits as its factorization.

34658009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 34658009 is about 5887.1053158577. The cubic root of 34658009 is about 326.0377369842.

The spelling of 34658009 in words is "thirty-four million, six hundred fifty-eight thousand, nine".