64652064 has 24 divisors (see below), whose sum is σ = 169711920. Its totient is φ = 21550656.

The previous prime is 64652059. The next prime is 64652083. The reversal of 64652064 is 46025646.

It is a tau number, because it is divible by the number of its divisors (24).

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 3 ways as a sum of consecutive naturals, for example, 336634 + ... + 336825.

It is an arithmetic number, because the mean of its divisors is an integer number (7071330).

Almost surely, 2^64652064 is an apocalyptic number.

It is an amenable number.

64652064 is an abundant number, since it is smaller than the sum of its proper divisors (105059856).

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

64652064 is a wasteful number, since it uses less digits than its factorization.

64652064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673472 (or 673464 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 64652064 is about 8040.6507199355. The cubic root of 64652064 is about 401.3538790255.

The spelling of 64652064 in words is "sixty-four million, six hundred fifty-two thousand, sixty-four".