65884912 has 20 divisors (see below), whose sum is σ = 127860120. Its totient is φ = 32888768.

The previous prime is 65884879. The next prime is 65884921. The reversal of 65884912 is 21948856.

It is a happy number.

It is a congruent 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, 7914 + ... + 13942.

It is an arithmetic number, because the mean of its divisors is an integer number (6393006).

Almost surely, 2^65884912 is an apocalyptic number.

It is an amenable number.

65884912 is a deficient number, since it is larger than the sum of its proper divisors (61975208).

65884912 is a wasteful number, since it uses less digits than its factorization.

65884912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6720 (or 6714 counting only the distinct ones).

The product of its digits is 138240, while the sum is 43.

The square root of 65884912 is about 8116.9521373481. The cubic root of 65884912 is about 403.8889672980. Note that the first 3 decimals are identical.

The spelling of 65884912 in words is "sixty-five million, eight hundred eighty-four thousand, nine hundred twelve".