212475 has 12 divisors (see below), whose sum is σ = 351416. Its totient is φ = 113280.
The previous prime is 212467. The next prime is 212479. The reversal of 212475 is 574212.
It is not a de Polignac number, because 212475 - 23 = 212467 is a prime.
It is a Duffinian number.
It is a plaindrome in base 11.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 212475.
It is not an unprimeable number, because it can be changed into a prime (212479) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1342 + ... + 1491.
2212475 is an apocalyptic number.
212475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
212475 is a deficient number, since it is larger than the sum of its proper divisors (138941).
212475 is a wasteful number, since it uses less digits than its factorization.
212475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2846 (or 2841 counting only the distinct ones).
The product of its digits is 560, while the sum is 21.
The square root of 212475 is about 460.9501057598. The cubic root of 212475 is about 59.6718193415.
Adding to 212475 its reverse (574212), we get a palindrome (786687).
The spelling of 212475 in words is "two hundred twelve thousand, four hundred seventy-five".
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