64528996 has 12 divisors (see below), whose sum is σ = 129058048. Its totient is φ = 27655272.

The previous prime is 64528987. The next prime is 64529021. The reversal of 64528996 is 69982546.

64528996 is an admirable number.

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, 1152276 + ... + 1152331.

Almost surely, 2^64528996 is an apocalyptic number.

It is an amenable number.

64528996 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

64528996 is a wasteful number, since it uses less digits than its factorization.

64528996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304618 (or 2304616 counting only the distinct ones).

The product of its digits is 933120, while the sum is 49.

The square root of 64528996 is about 8032.9942113760. The cubic root of 64528996 is about 401.0990524436.

The spelling of 64528996 in words is "sixty-four million, five hundred twenty-eight thousand, nine hundred ninety-six".