64587064 has 32 divisors (see below), whose sum is σ = 123966000. Its totient is φ = 31537152.

The previous prime is 64587053. The next prime is 64587073. The reversal of 64587064 is 46078546.

64587064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×64587064² = 8342977672280192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90742 + ... + 91450.

Almost surely, 2^64587064 is an apocalyptic number.

It is an amenable number.

64587064 is a deficient number, since it is larger than the sum of its proper divisors (59378936).

64587064 is a wasteful number, since it uses less digits than its factorization.

64587064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967 (or 963 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 64587064 is about 8036.6077420763. The cubic root of 64587064 is about 401.2193293133.

The spelling of 64587064 in words is "sixty-four million, five hundred eighty-seven thousand, sixty-four".