64535516 has 12 divisors (see below), whose sum is σ = 117847632. Its totient is φ = 30864768.

The previous prime is 64535509. The next prime is 64535563. The reversal of 64535516 is 61553546.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350645 + ... + 350828.

It is an arithmetic number, because the mean of its divisors is an integer number (9820636).

Almost surely, 2^64535516 is an apocalyptic number.

It is an amenable number.

64535516 is a deficient number, since it is larger than the sum of its proper divisors (53312116).

64535516 is a wasteful number, since it uses less digits than its factorization.

64535516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701500 (or 701498 counting only the distinct ones).

The product of its digits is 54000, while the sum is 35.

The square root of 64535516 is about 8033.4000273857. The cubic root of 64535516 is about 401.1125609845.

The spelling of 64535516 in words is "sixty-four million, five hundred thirty-five thousand, five hundred sixteen".