214284 has 24 divisors (see below), whose sum is σ = 571648. Its totient is φ = 61200.
The previous prime is 214283. The next prime is 214297. The reversal of 214284 is 482412.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 214284.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 214284.
It is not an unprimeable number, because it can be changed into a prime (214283) 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 7 ways as a sum of consecutive naturals, for example, 1192 + ... + 1359.
2214284 is an apocalyptic number.
It is an amenable number.
214284 is an abundant number, since it is smaller than the sum of its proper divisors (357364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214284 is a wasteful number, since it uses less digits than its factorization.
214284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2565 (or 2563 counting only the distinct ones).
The product of its digits is 512, while the sum is 21.
The square root of 214284 is about 462.9081982424. The cubic root of 214284 is about 59.8406884828.
Adding to 214284 its reverse (482412), we get a palindrome (696696).
The spelling of 214284 in words is "two hundred fourteen thousand, two hundred eighty-four".
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