64016028 has 24 divisors (see below), whose sum is σ = 165967760. Its totient is φ = 21338640.

The previous prime is 64016011. The next prime is 64016039. The reversal of 64016028 is 82061046.

64016028 is a `hidden beast` number, since 640 + 16 + 0 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 64015992 and 64016010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296263 + ... + 296478.

Almost surely, 2^64016028 is an apocalyptic number.

It is an amenable number.

64016028 is an abundant number, since it is smaller than the sum of its proper divisors (101951732).

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

64016028 is a wasteful number, since it uses less digits than its factorization.

64016028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592754 (or 592746 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 64016028 is about 8001.0016872889. The cubic root of 64016028 is about 400.0333888795.

Subtracting from 64016028 its sum of digits (27), we obtain a square (64016001 = 8001²).

The spelling of 64016028 in words is "sixty-four million, sixteen thousand, twenty-eight".