6320505 has 16 divisors (see below), whose sum is σ = 10165824. Its totient is φ = 3353280.

The previous prime is 6320477. The next prime is 6320507. The reversal of 6320505 is 5050236.

It is not a de Polignac number, because 6320505 - 2⁹ = 6319993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6320507) 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, 2167 + ... + 4163.

It is an arithmetic number, because the mean of its divisors is an integer number (635364).

Almost surely, 2^6320505 is an apocalyptic number.

It is an amenable number.

6320505 is a deficient number, since it is larger than the sum of its proper divisors (3845319).

6320505 is a wasteful number, since it uses less digits than its factorization.

6320505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 6320505 is about 2514.0614550961. The cubic root of 6320505 is about 184.8916336378.

The spelling of 6320505 in words is "six million, three hundred twenty thousand, five hundred five".