8552320 has 128 divisors (see below), whose sum is σ = 24675840. Its totient is φ = 2770944.

The previous prime is 8552293. The next prime is 8552339. The reversal of 8552320 is 232558.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102999 + ... + 103081.

It is an arithmetic number, because the mean of its divisors is an integer number (192780).

Almost surely, 2^8552320 is an apocalyptic number.

8552320 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8552320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12337920).

8552320 is an abundant number, since it is smaller than the sum of its proper divisors (16123520).

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

8552320 is a wasteful number, since it uses less digits than its factorization.

8552320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 8552320 is about 2924.4349881644. The cubic root of 8552320 is about 204.5006286807.

Adding to 8552320 its reverse (232558), we get a palindrome (8784878).

The spelling of 8552320 in words is "eight million, five hundred fifty-two thousand, three hundred twenty".