64575936 has 42 divisors (see below), whose sum is σ = 185096912. Its totient is φ = 21525120.

The previous prime is 64575923. The next prime is 64575947. The reversal of 64575936 is 63957546.

64575936 is a `hidden beast` number, since 6 + 4 + 57 + 593 + 6 = 666.

64575936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 64575891 and 64575900.

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 5 ways as a sum of consecutive naturals, for example, 55480 + ... + 56631.

Almost surely, 2^64575936 is an apocalyptic number.

It is an amenable number.

64575936 is an abundant number, since it is smaller than the sum of its proper divisors (120520976).

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

64575936 is a wasteful number, since it uses less digits than its factorization.

64575936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112129 (or 112116 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The square root of 64575936 is about 8035.9153803409. The cubic root of 64575936 is about 401.1962853534.

The spelling of 64575936 in words is "sixty-four million, five hundred seventy-five thousand, nine hundred thirty-six".