134224 has 10 divisors (see below), whose sum is σ = 260090. Its totient is φ = 67104.
The previous prime is 134219. The next prime is 134227. The reversal of 134224 is 422431.
It can be written as a sum of positive squares in only one way, i.e., 129600 + 4624 = 360^2 + 68^2 .
It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 8389 = 134224 / (1 + 3 + 4 + 2 + 2 + 4).
It is a junction number, because it is equal to n+sod(n) for n = 134198 and 134207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (134227) by changing a digit.
134224 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4179 + ... + 4210.
It is an arithmetic number, because the mean of its divisors is an integer number (26009).
2134224 is an apocalyptic number.
It is an amenable number.
134224 is a deficient number, since it is larger than the sum of its proper divisors (125866).
134224 is an equidigital number, since it uses as much as digits as its factorization.
134224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8397 (or 8391 counting only the distinct ones).
The product of its digits is 192, while the sum is 16.
The square root of 134224 is about 366.3659372813. The cubic root of 134224 is about 51.2007975136.
Adding to 134224 its reverse (422431), we get a palindrome (556655).
It can be divided in two parts, 1 and 34224, that added together give a square (34225 = 1852).
The spelling of 134224 in words is "one hundred thirty-four thousand, two hundred twenty-four".
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