6650064 has 30 divisors (see below), whose sum is σ = 18611346. Its totient is φ = 2216640.

The previous prime is 6650051. The next prime is 6650071. The reversal of 6650064 is 4600566.

6650064 is a `hidden beast` number, since 6 + 650 + 0 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6290064 + 360000 = 2508^2 + 600^2 .

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 22947 + ... + 23234.

Almost surely, 2^6650064 is an apocalyptic number.

It is an amenable number.

6650064 is an abundant number, since it is smaller than the sum of its proper divisors (11961282).

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

6650064 is a wasteful number, since it uses less digits than its factorization.

6650064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46195 (or 46186 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 6650064 is about 2578.7718006834. The cubic root of 6650064 is about 188.0508388238.

It can be divided in two parts, 66500 and 64, that added together give a square (66564 = 258²).

The spelling of 6650064 in words is "six million, six hundred fifty thousand, sixty-four".