6546530 has 32 divisors (see below), whose sum is σ = 12637296. Its totient is φ = 2433024.

The previous prime is 6546509. The next prime is 6546539. The reversal of 6546530 is 356456.

It can be written as a sum of positive squares in 8 ways, for example, as 4165681 + 2380849 = 2041^2 + 1543^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6546493 and 6546502.

It is not an unprimeable number, because it can be changed into a prime (6546539) 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 15 ways as a sum of consecutive naturals, for example, 16292 + ... + 16688.

Almost surely, 2^6546530 is an apocalyptic number.

6546530 is a deficient number, since it is larger than the sum of its proper divisors (6090766).

6546530 is a wasteful number, since it uses less digits than its factorization.

6546530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 6546530 is about 2558.6187680075. The cubic root of 6546530 is about 187.0698167437.

The spelling of 6546530 in words is "six million, five hundred forty-six thousand, five hundred thirty".