202089 has 16 divisors (see below), whose sum is σ = 290304. Its totient is φ = 124800.
The previous prime is 202087. The next prime is 202099. The reversal of 202089 is 980202.
202089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 202089 - 21 = 202087 is a prime.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (202087) 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, 3787 + ... + 3839.
It is an arithmetic number, because the mean of its divisors is an integer number (18144).
2202089 is an apocalyptic number.
It is an amenable number.
202089 is a deficient number, since it is larger than the sum of its proper divisors (88215).
202089 is a wasteful number, since it uses less digits than its factorization.
202089 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128.
The product of its (nonzero) digits is 288, while the sum is 21.
The square root of 202089 is about 449.5431013818. The cubic root of 202089 is about 58.6832590522.
The spelling of 202089 in words is "two hundred two thousand, eighty-nine".
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