6456530 has 16 divisors (see below), whose sum is σ = 11689920. Its totient is φ = 2567472.

The previous prime is 6456529. The next prime is 6456539. The reversal of 6456530 is 356546.

It is a junction number, because it is equal to n+sod(n) for n = 6456493 and 6456502.

It is not an unprimeable number, because it can be changed into a prime (6456539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14 + ... + 3593.

It is an arithmetic number, because the mean of its divisors is an integer number (730620).

Almost surely, 2^6456530 is an apocalyptic number.

6456530 is a deficient number, since it is larger than the sum of its proper divisors (5233390).

6456530 is a wasteful number, since it uses less digits than its factorization.

6456530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3793.

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

The square root of 6456530 is about 2540.9702871147. The cubic root of 6456530 is about 186.2085955137.

The spelling of 6456530 in words is "six million, four hundred fifty-six thousand, five hundred thirty".