122708 has 6 divisors (see below), whose sum is σ = 214746. Its totient is φ = 61352.
The previous prime is 122701. The next prime is 122719. The reversal of 122708 is 807221.
It can be written as a sum of positive squares in only one way, i.e., 114244 + 8464 = 338^2 + 92^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 122708.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122701) by changing a digit.
122708 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 (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15335 + ... + 15342.
It is an arithmetic number, because the mean of its divisors is an integer number (35791).
2122708 is an apocalyptic number.
It is an amenable number.
122708 is a deficient number, since it is larger than the sum of its proper divisors (92038).
122708 is a wasteful number, since it uses less digits than its factorization.
122708 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30681 (or 30679 counting only the distinct ones).
The product of its (nonzero) digits is 224, while the sum is 20.
The square root of 122708 is about 350.2970168300. The cubic root of 122708 is about 49.6925129101.
Adding to 122708 its reverse (807221), we get a palindrome (929929).
The spelling of 122708 in words is "one hundred twenty-two thousand, seven hundred eight".
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