112420 has 48 divisors (see below), whose sum is σ = 298368. Its totient is φ = 34560.
The previous prime is 112403. The next prime is 112429. The reversal of 112420 is 24211.
112420 is nontrivially palindromic in base 9.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a plaindrome in base 8 and base 15.
It is a nialpdrome in base 11.
It is a zygodrome in base 8.
It is a junction number, because it is equal to n+sod(n) for n = 112397 and 112406.
It is not an unprimeable number, because it can be changed into a prime (112429) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1504 + ... + 1576.
It is an arithmetic number, because the mean of its divisors is an integer number (6216).
2112420 is an apocalyptic number.
112420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 112420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149184).
112420 is an abundant number, since it is smaller than the sum of its proper divisors (185948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
112420 is a wasteful number, since it uses less digits than its factorization.
112420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100 (or 98 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 112420 is about 335.2909184574. The cubic root of 112420 is about 48.2630236797.
Adding to 112420 its reverse (24211), we get a palindrome (136631).
Subtracting from 112420 its reverse (24211), we obtain a square (88209 = 2972).
It can be divided in two parts, 1 and 12420, that added together give a palindrome (12421).
The spelling of 112420 in words is "one hundred twelve thousand, four hundred twenty", and thus it is an iban number.
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