34608661 has 2 divisors, whose sum is σ = 34608662. Its totient is φ = 34608660.

The previous prime is 34608659. The next prime is 34608683. The reversal of 34608661 is 16680643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34586161 + 22500 = 5881^2 + 150^2 .

It is a cyclic number.

It is not a de Polignac number, because 34608661 - 2¹ = 34608659 is a prime.

Together with 34608659, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34608601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17304330 + 17304331.

It is an arithmetic number, because the mean of its divisors is an integer number (17304331).

Almost surely, 2^34608661 is an apocalyptic number.

It is an amenable number.

34608661 is a deficient number, since it is larger than the sum of its proper divisors (1).

34608661 is an equidigital number, since it uses as much as digits as its factorization.

34608661 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 34608661 is about 5882.9126289619. The cubic root of 34608661 is about 325.8829199300.

It can be divided in two parts, 3460 and 8661, that added together give a palindrome (12121).

The spelling of 34608661 in words is "thirty-four million, six hundred eight thousand, six hundred sixty-one".