6550120 has 16 divisors (see below), whose sum is σ = 14737860. Its totient is φ = 2620032.

The previous prime is 6550109. The next prime is 6550123. The reversal of 6550120 is 210556.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5963364 + 586756 = 2442^2 + 766^2 .

It is not an unprimeable number, because it can be changed into a prime (6550123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81837 + ... + 81916.

Almost surely, 2^6550120 is an apocalyptic number.

It is an amenable number.

6550120 is an abundant number, since it is smaller than the sum of its proper divisors (8187740).

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

6550120 is a wasteful number, since it uses less digits than its factorization.

6550120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163764 (or 163760 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 6550120 is about 2559.3202222465. The cubic root of 6550120 is about 187.1040057425.

Adding to 6550120 its reverse (210556), we get a palindrome (6760676).

It can be divided in two parts, 6550 and 120, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 6550120 in words is "six million, five hundred fifty thousand, one hundred twenty".