6602020 has 24 divisors (see below), whose sum is σ = 14023800. Its totient is φ = 2610432.

The previous prime is 6602003. The next prime is 6602023. The reversal of 6602020 is 202066.

6602020 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 7396 + 6594624 = 86^2 + 2568^2 .

6602020 is a modest number, since divided by 2020 gives 660 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 6601985 and 6602003.

It is not an unprimeable number, because it can be changed into a prime (6602023) 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 7 ways as a sum of consecutive naturals, for example, 75 + ... + 3634.

It is an arithmetic number, because the mean of its divisors is an integer number (584325).

Almost surely, 2^6602020 is an apocalyptic number.

It is an amenable number.

6602020 is an abundant number, since it is smaller than the sum of its proper divisors (7421780).

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

6602020 is a wasteful number, since it uses less digits than its factorization.

6602020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3807 (or 3805 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 6602020 is about 2569.4396276231. The cubic root of 6602020 is about 187.5968803042.

Adding to 6602020 its reverse (202066), we get a palindrome (6804086).

The spelling of 6602020 in words is "six million, six hundred two thousand, twenty".