6500620 has 48 divisors (see below), whose sum is σ = 15886080. Its totient is φ = 2188224.

The previous prime is 6500597. The next prime is 6500621. The reversal of 6500620 is 260056.

It is not an unprimeable number, because it can be changed into a prime (6500621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7867 + ... + 8653.

It is an arithmetic number, because the mean of its divisors is an integer number (330960).

Almost surely, 2^6500620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6500620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7943040).

6500620 is an abundant number, since it is smaller than the sum of its proper divisors (9385460).

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

6500620 is a wasteful number, since it uses less digits than its factorization.

6500620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862 (or 860 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 6500620 is about 2549.6313459008. The cubic root of 6500620 is about 186.6314913879.

Adding to 6500620 its reverse (260056), we get a palindrome (6760676).

The spelling of 6500620 in words is "six million, five hundred thousand, six hundred twenty".