34549 has 2 divisors, whose sum is σ = 34550. Its totient is φ = 34548.
The previous prime is 34543. The next prime is 34583. The reversal of 34549 is 94543.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 34225 + 324 = 185^2 + 18^2 .
It is an emirp because it is prime and its reverse (94543) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 34549 - 27 = 34421 is a prime.
It is an Ulam number.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (34543) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17274 + 17275.
It is an arithmetic number, because the mean of its divisors is an integer number (17275).
234549 is an apocalyptic number.
It is an amenable number.
34549 is a deficient number, since it is larger than the sum of its proper divisors (1).
34549 is an equidigital number, since it uses as much as digits as its factorization.
34549 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2160, while the sum is 25.
The square root of 34549 is about 185.8736129740. The cubic root of 34549 is about 32.5695551767.
The spelling of 34549 in words is "thirty-four thousand, five hundred forty-nine".
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