120838 has 8 divisors (see below), whose sum is σ = 187200. Its totient is φ = 58440.
The previous prime is 120833. The next prime is 120847. The reversal of 120838 is 838021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120833) 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, 913 + ... + 1036.
It is an arithmetic number, because the mean of its divisors is an integer number (23400).
2120838 is an apocalyptic number.
120838 is a deficient number, since it is larger than the sum of its proper divisors (66362).
120838 is a wasteful number, since it uses less digits than its factorization.
120838 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1982.
The product of its (nonzero) digits is 384, while the sum is 22.
The square root of 120838 is about 347.6176059983. The cubic root of 120838 is about 49.4387911261.
Adding to 120838 its reverse (838021), we get a palindrome (958859).
The spelling of 120838 in words is "one hundred twenty thousand, eight hundred thirty-eight".
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