64471696 has 20 divisors (see below), whose sum is σ = 125050032. Its totient is φ = 32200736.

The previous prime is 64471651. The next prime is 64471697. The reversal of 64471696 is 69617446.

64471696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (64471697) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 19371 + ... + 22453.

Almost surely, 2^64471696 is an apocalyptic number.

It is an amenable number.

64471696 is a deficient number, since it is larger than the sum of its proper divisors (60578336).

64471696 is a wasteful number, since it uses less digits than its factorization.

64471696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4398 (or 4392 counting only the distinct ones).

The product of its digits is 217728, while the sum is 43.

The square root of 64471696 is about 8029.4268786757. The cubic root of 64471696 is about 400.9802955888.

The spelling of 64471696 in words is "sixty-four million, four hundred seventy-one thousand, six hundred ninety-six".