8775 has 24 divisors (see below), whose sum is σ = 17360.
Its totient is φ = 4320.
The previous prime is 8761. The next prime is 8779. The reversal of 8775 is 5778.
8775 = T13 + T14 + ... +
It is not a de Polignac number, because 8775 - 27 = 8647 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a plaindrome in base 16.
It is a nialpdrome in base 10.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8779) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 669 + ... + 681.
28775 is an apocalyptic number.
8775 is a deficient number, since it is larger than the sum of its proper divisors (8585).
8775 is a wasteful number, since it uses less digits than its factorization.
8775 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32 (or 21 counting only the distinct ones).
The product of its digits is 1960, while the sum is 27.
The square root of 8775 is about 93.6749699760.
The cubic root of 8775 is about 20.6260330061.
8775 divided by its sum of digits (27) gives a triangular number (325 = T25).
The spelling of 8775 in words is "eight thousand, seven hundred seventy-five".