113890 has 16 divisors (see below), whose sum is σ = 234432. Its totient is φ = 39024.
The previous prime is 113843. The next prime is 113891. The reversal of 113890 is 98311.
It is a plaindrome in base 12.
It is a zygodrome in base 12.
It is not an unprimeable number, because it can be changed into a prime (113891) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 744 + ... + 883.
It is an arithmetic number, because the mean of its divisors is an integer number (14652).
2113890 is an apocalyptic number.
113890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
113890 is an abundant number, since it is smaller than the sum of its proper divisors (120542).
It is a weird number, because it is abundant, but not a pseudoperfect number.
113890 is a wasteful number, since it uses less digits than its factorization.
113890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1641.
The product of its (nonzero) digits is 216, while the sum is 22.
The square root of 113890 is about 337.4759250673. The cubic root of 113890 is about 48.4724752596.
The spelling of 113890 in words is "one hundred thirteen thousand, eight hundred ninety".
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