64664104 has 32 divisors (see below), whose sum is σ = 124531200. Its totient is φ = 31464000.

The previous prime is 64664099. The next prime is 64664147. The reversal of 64664104 is 40146646.

64664104 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 2×64664104² = 8362892692245632, which contains 22 as substring.

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, 85729 + ... + 86479.

It is an arithmetic number, because the mean of its divisors is an integer number (3891600).

Almost surely, 2^64664104 is an apocalyptic number.

It is an amenable number.

64664104 is a deficient number, since it is larger than the sum of its proper divisors (59867096).

64664104 is a wasteful number, since it uses less digits than its factorization.

64664104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033 (or 1029 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 64664104 is about 8041.3993807048. The cubic root of 64664104 is about 401.3787918717.

The spelling of 64664104 in words is "sixty-four million, six hundred sixty-four thousand, one hundred four".