64814 has 8 divisors (see below), whose sum is σ = 101520. Its totient is φ = 30976.
The previous prime is 64811. The next prime is 64817. The reversal of 64814 is 41846.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (64811) and next prime (64817).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Curzon number.
It is a plaindrome in base 13.
It is a self number, because there is not a number n which added to its sum of digits gives 64814.
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 64814.
It is not an unprimeable number, because it can be changed into a prime (64811) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 659 + ... + 750.
It is an arithmetic number, because the mean of its divisors is an integer number (12690).
264814 is an apocalyptic number.
64814 is a deficient number, since it is larger than the sum of its proper divisors (36706).
64814 is a wasteful number, since it uses less digits than its factorization.
64814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1434.
The product of its digits is 768, while the sum is 23.
The square root of 64814 is about 254.5859383391. The cubic root of 64814 is about 40.1688694082.
Subtracting from 64814 its product of digits (768), we obtain a palindrome (64046).
It can be divided in two parts, 64 and 814, that added together give a palindrome (878).
The spelling of 64814 in words is "sixty-four thousand, eight hundred fourteen".
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