6505064 has 8 divisors (see below), whose sum is σ = 12197010. Its totient is φ = 3252528.

The previous prime is 6505063. The next prime is 6505069. The reversal of 6505064 is 4605056.

It can be written as a sum of positive squares in only one way, i.e., 5484964 + 1020100 = 2342^2 + 1010^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (6505063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406559 + ... + 406574.

Almost surely, 2^6505064 is an apocalyptic number.

It is an amenable number.

6505064 is a deficient number, since it is larger than the sum of its proper divisors (5691946).

6505064 is a wasteful number, since it uses less digits than its factorization.

6505064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813139 (or 813135 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 6505064 is about 2550.5026955485. The cubic root of 6505064 is about 186.6740104821.

The spelling of 6505064 in words is "six million, five hundred five thousand, sixty-four".