8275566 has 48 divisors (see below), whose sum is σ = 19114704. Its totient is φ = 2366208.

The previous prime is 8275559. The next prime is 8275567. The reversal of 8275566 is 6655728.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8275567) 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, 104715 + ... + 104793.

It is an arithmetic number, because the mean of its divisors is an integer number (398223).

Almost surely, 2^8275566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8275566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9557352).

8275566 is an abundant number, since it is smaller than the sum of its proper divisors (10839138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8275566 is a wasteful number, since it uses less digits than its factorization.

8275566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 114 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The square root of 8275566 is about 2876.7283500532. The cubic root of 8275566 is about 202.2705097200.

The spelling of 8275566 in words is "eight million, two hundred seventy-five thousand, five hundred sixty-six".