6530646 has 16 divisors (see below), whose sum is σ = 13483008. Its totient is φ = 2106600.

The previous prime is 6530621. The next prime is 6530659. The reversal of 6530646 is 6460356.

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, 17370 + ... + 17741.

It is an arithmetic number, because the mean of its divisors is an integer number (842688).

Almost surely, 2^6530646 is an apocalyptic number.

6530646 is an abundant number, since it is smaller than the sum of its proper divisors (6952362).

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

6530646 is a wasteful number, since it uses less digits than its factorization.

6530646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35147.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 6530646 is about 2555.5128643777. The cubic root of 6530646 is about 186.9183969116.

The spelling of 6530646 in words is "six million, five hundred thirty thousand, six hundred forty-six".