6550500 has 96 divisors (see below), whose sum is σ = 20861568. Its totient is φ = 1584000.

The previous prime is 6550499. The next prime is 6550501. The reversal of 6550500 is 50556.

It is an interprime number because it is at equal distance from previous prime (6550499) and next prime (6550501).

It is not an unprimeable number, because it can be changed into a prime (6550501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16302 + ... + 16698.

It is an arithmetic number, because the mean of its divisors is an integer number (217308).

Almost surely, 2^6550500 is an apocalyptic number.

6550500 is a gapful number since it is divisible by the number (60) 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 6550500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10430784).

6550500 is an abundant number, since it is smaller than the sum of its proper divisors (14311068).

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

6550500 is a wasteful number, since it uses less digits than its factorization.

6550500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430 (or 418 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 6550500 is about 2559.3944596330. The cubic root of 6550500 is about 187.1076239025.

The spelling of 6550500 in words is "six million, five hundred fifty thousand, five hundred".