34645549 has 2 divisors, whose sum is σ = 34645550. Its totient is φ = 34645548.

The previous prime is 34645547. The next prime is 34645553. The reversal of 34645549 is 94554643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17892900 + 16752649 = 4230^2 + 4093^2 .

It is a cyclic number.

It is not a de Polignac number, because 34645549 - 2¹ = 34645547 is a prime.

It is a super-2 number, since 2×34645549² = 2400628131022802, which contains 22 as substring.

Together with 34645547, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34645547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17322774 + 17322775.

It is an arithmetic number, because the mean of its divisors is an integer number (17322775).

Almost surely, 2^34645549 is an apocalyptic number.

It is an amenable number.

34645549 is a deficient number, since it is larger than the sum of its proper divisors (1).

34645549 is an equidigital number, since it uses as much as digits as its factorization.

34645549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 40.

The square root of 34645549 is about 5886.0469756875. The cubic root of 34645549 is about 325.9986607144.

The spelling of 34645549 in words is "thirty-four million, six hundred forty-five thousand, five hundred forty-nine".