6552320 has 36 divisors (see below), whose sum is σ = 15697920. Its totient is φ = 2620416.

The previous prime is 6552313. The next prime is 6552323. The reversal of 6552320 is 232556.

It is a happy number.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (6552323) by changing a digit.

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, 1280 + ... + 3839.

Almost surely, 2^6552320 is an apocalyptic number.

It is an amenable number.

6552320 is an abundant number, since it is smaller than the sum of its proper divisors (9145600).

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

6552320 is an equidigital number, since it uses as much as digits as its factorization.

6552320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5140 (or 5126 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 6552320 is about 2559.7499877918. The cubic root of 6552320 is about 187.1249510451.

Adding to 6552320 its reverse (232556), we get a palindrome (6784876).

The spelling of 6552320 in words is "six million, five hundred fifty-two thousand, three hundred twenty".