6501330 has 96 divisors (see below), whose sum is σ = 19152000. Its totient is φ = 1568160.

The previous prime is 6501311. The next prime is 6501337. The reversal of 6501330 is 331056.

6501330 is a `hidden beast` number, since 650 + 13 + 3 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (6501337) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32571 + ... + 32769.

It is an arithmetic number, because the mean of its divisors is an integer number (199500).

Almost surely, 2^6501330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6501330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9576000).

6501330 is an abundant number, since it is smaller than the sum of its proper divisors (12650670).

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

6501330 is a wasteful number, since it uses less digits than its factorization.

6501330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 6501330 is about 2549.7705779148. The cubic root of 6501330 is about 186.6382857929.

Adding to 6501330 its reverse (331056), we get a palindrome (6832386).

The spelling of 6501330 in words is "six million, five hundred one thousand, three hundred thirty".