6504130 has 8 divisors (see below), whose sum is σ = 11707452. Its totient is φ = 2601648.

The previous prime is 6504109. The next prime is 6504131. The reversal of 6504130 is 314056.

It can be written as a sum of positive squares in 2 ways, for example, as 6265009 + 239121 = 2503^2 + 489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6504098 and 6504107.

It is not an unprimeable number, because it can be changed into a prime (6504131) 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, 325197 + ... + 325216.

Almost surely, 2^6504130 is an apocalyptic number.

6504130 is a deficient number, since it is larger than the sum of its proper divisors (5203322).

6504130 is a wasteful number, since it uses less digits than its factorization.

6504130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650420.

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

The square root of 6504130 is about 2550.3195878164. The cubic root of 6504130 is about 186.6650758084.

Adding to 6504130 its reverse (314056), we get a palindrome (6818186).

The spelling of 6504130 in words is "six million, five hundred four thousand, one hundred thirty".