164285 has 16 divisors (see below), whose sum is σ = 224640. Its totient is φ = 114240.
The previous prime is 164279. The next prime is 164291. The reversal of 164285 is 582461.
164285 is nontrivially palindromic in base 3.
164285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (164279) and next prime (164291).
It is a de Polignac number, because none of the positive numbers 2k-164285 is a prime.
It is a super-2 number, since 2×1642852 = 53979122450, which contains 22 as substring.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 164285.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1544 + ... + 1646.
It is an arithmetic number, because the mean of its divisors is an integer number (14040).
2164285 is an apocalyptic number.
It is an amenable number.
164285 is a deficient number, since it is larger than the sum of its proper divisors (60355).
164285 is a wasteful number, since it uses less digits than its factorization.
164285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148.
The product of its digits is 1920, while the sum is 26.
The square root of 164285 is about 405.3208605537. The cubic root of 164285 is about 54.7687258284.
The spelling of 164285 in words is "one hundred sixty-four thousand, two hundred eighty-five".
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