64076928 has 32 divisors (see below), whose sum is σ = 170205360. Its totient is φ = 21358848.

The previous prime is 64076917. The next prime is 64076963. The reversal of 64076928 is 82967046.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 64076928.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83050 + ... + 83817.

Almost surely, 2^64076928 is an apocalyptic number.

It is an amenable number.

64076928 is an abundant number, since it is smaller than the sum of its proper divisors (106128432).

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

64076928 is a wasteful number, since it uses less digits than its factorization.

64076928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166884 (or 166872 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 64076928 is about 8004.8065560637. The cubic root of 64076928 is about 400.1602024960.

The spelling of 64076928 in words is "sixty-four million, seventy-six thousand, nine hundred twenty-eight".