104722 has 4 divisors (see below), whose sum is σ = 157086. Its totient is φ = 52360.
The previous prime is 104717. The next prime is 104723. The reversal of 104722 is 227401.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 227401 = 23 ⋅9887.
It can be written as a sum of positive squares in only one way, i.e., 103041 + 1681 = 321^2 + 41^2 .
It is a junction number, because it is equal to n+sod(n) for n = 104696 and 104705.
It is not an unprimeable number, because it can be changed into a prime (104723) by changing a digit.
104722 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 (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26179 + ... + 26182.
2104722 is an apocalyptic number.
104722 is a deficient number, since it is larger than the sum of its proper divisors (52364).
104722 is an equidigital number, since it uses as much as digits as its factorization.
104722 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52363.
The product of its (nonzero) digits is 112, while the sum is 16.
The square root of 104722 is about 323.6077872981. The cubic root of 104722 is about 47.1352674825.
The spelling of 104722 in words is "one hundred four thousand, seven hundred twenty-two", and thus it is an iban number.
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