47066 has 8 divisors (see below), whose sum is σ = 71604. Its totient is φ = 23200.
The previous prime is 47059. The next prime is 47087. The reversal of 47066 is 66074.
It can be written as a sum of positive squares in 2 ways, for example, as 46225 + 841 = 215^2 + 29^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
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, 86 + ... + 318.
247066 is an apocalyptic number.
47066 is a deficient number, since it is larger than the sum of its proper divisors (24538).
47066 is a wasteful number, since it uses less digits than its factorization.
47066 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 336.
The product of its (nonzero) digits is 1008, while the sum is 23.
The square root of 47066 is about 216.9469981355. The cubic root of 47066 is about 36.1051452779.
Adding to 47066 its sum of digits (23), we get a square (47089 = 2172).
The spelling of 47066 in words is "forty-seven thousand, sixty-six".
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