64287016 has 16 divisors (see below), whose sum is σ = 123478740. Its totient is φ = 31359360.

The previous prime is 64287011. The next prime is 64287017. The reversal of 64287016 is 61078246.

64287016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 42850116 + 21436900 = 6546^2 + 4630^2 .

It is not an unprimeable number, because it can be changed into a prime (64287011) 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, 97671 + ... + 98326.

Almost surely, 2^64287016 is an apocalyptic number.

It is an amenable number.

64287016 is a deficient number, since it is larger than the sum of its proper divisors (59191724).

64287016 is a wasteful number, since it uses less digits than its factorization.

64287016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196044 (or 196040 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 64287016 is about 8017.9184331097. The cubic root of 64287016 is about 400.5970583599.

The spelling of 64287016 in words is "sixty-four million, two hundred eighty-seven thousand, sixteen".