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34634 = 217317
BaseRepresentation
bin1000011101001010
31202111202
420131022
52102014
6424202
7202655
oct103512
952452
1034634
1124026
1218062
13129c2
14c89c
15a3de
hex874a

34634 has 4 divisors (see below), whose sum is σ = 51954. Its totient is φ = 17316.

The previous prime is 34631. The next prime is 34649. The reversal of 34634 is 43643.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43643 = 192297.

It can be written as a sum of positive squares in only one way, i.e., 24025 + 10609 = 155^2 + 103^2 .

It is not an unprimeable number, because it can be changed into a prime (34631) 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 as a sum of consecutive naturals, namely, 8657 + ... + 8660.

234634 is an apocalyptic number.

34634 is a deficient number, since it is larger than the sum of its proper divisors (17320).

34634 is a wasteful number, since it uses less digits than its factorization.

34634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17319.

The product of its digits is 864, while the sum is 20.

The square root of 34634 is about 186.1021225027. The cubic root of 34634 is about 32.5962433098.

Subtracting 34634 from its reverse (43643), we obtain a palindrome (9009).

The spelling of 34634 in words is "thirty-four thousand, six hundred thirty-four".

Divisors: 1 2 17317 34634