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34249 = 291181
BaseRepresentation
bin1000010111001001
31201222111
420113021
52043444
6422321
7201565
oct102711
951874
1034249
1123806
12179a1
1312787
14c6a5
15a234
hex85c9

34249 has 4 divisors (see below), whose sum is σ = 35460. Its totient is φ = 33040.

The previous prime is 34231. The next prime is 34253. The reversal of 34249 is 94243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 94243 = 731291.

It can be written as a sum of positive squares in 2 ways, for example, as 25600 + 8649 = 160^2 + 93^2 .

It is a cyclic number.

It is not a de Polignac number, because 34249 - 25 = 34217 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 562 + ... + 619.

It is an arithmetic number, because the mean of its divisors is an integer number (8865).

234249 is an apocalyptic number.

It is an amenable number.

34249 is a deficient number, since it is larger than the sum of its proper divisors (1211).

34249 is a wasteful number, since it uses less digits than its factorization.

34249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210.

The product of its digits is 864, while the sum is 22.

The square root of 34249 is about 185.0648534974. The cubic root of 34249 is about 32.4750103759.

The spelling of 34249 in words is "thirty-four thousand, two hundred forty-nine".

Divisors: 1 29 1181 34249