65936916 has 60 divisors (see below), whose sum is σ = 181461280. Its totient is φ = 20820240.

The previous prime is 65936909. The next prime is 65936933. The reversal of 65936916 is 61963956.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 801 + ... + 11511.

Almost surely, 2^65936916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65936916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90730640).

65936916 is an abundant number, since it is smaller than the sum of its proper divisors (115524364).

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

65936916 is a wasteful number, since it uses less digits than its factorization.

65936916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10746 (or 10735 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 65936916 is about 8120.1549246304. The cubic root of 65936916 is about 403.9952046616.

The spelling of 65936916 in words is "sixty-five million, nine hundred thirty-six thousand, nine hundred sixteen".