8204550 has 48 divisors (see below), whose sum is σ = 20623680. Its totient is φ = 2158240.

The previous prime is 8204531. The next prime is 8204569. The reversal of 8204550 is 554028.

It is an interprime number because it is at equal distance from previous prime (8204531) and next prime (8204569).

It is a self number, because there is not a number n which added to its sum of digits gives 8204550.

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 23 ways as a sum of consecutive naturals, for example, 12121 + ... + 12779.

It is an arithmetic number, because the mean of its divisors is an integer number (429660).

Almost surely, 2^8204550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8204550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10311840).

8204550 is an abundant number, since it is smaller than the sum of its proper divisors (12419130).

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

8204550 is a wasteful number, since it uses less digits than its factorization.

8204550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757 (or 752 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 8204550 is about 2864.3585669396. The cubic root of 8204550 is about 201.6902582271.

Adding to 8204550 its reverse (554028), we get a palindrome (8758578).

The spelling of 8204550 in words is "eight million, two hundred four thousand, five hundred fifty".