6600120 has 32 divisors (see below), whose sum is σ = 19800720. Its totient is φ = 1760000.

The previous prime is 6600119. The next prime is 6600133. The reversal of 6600120 is 210066.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 6600120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27381 + ... + 27620.

Almost surely, 2^6600120 is an apocalyptic number.

6600120 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6600120 is an abundant number, since it is smaller than the sum of its proper divisors (13200600).

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

6600120 is a wasteful number, since it uses less digits than its factorization.

6600120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55015 (or 55011 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 6600120 is about 2569.0698705952. The cubic root of 6600120 is about 187.5788823646.

Adding to 6600120 its reverse (210066), we get a palindrome (6810186).

The spelling of 6600120 in words is "six million, six hundred thousand, one hundred twenty".