65916936 has 128 divisors (see below), whose sum is σ = 192614400. Its totient is φ = 20865600.

The previous prime is 65916901. The next prime is 65916953. The reversal of 65916936 is 63961956.

It is a junction number, because it is equal to n+sod(n) for n = 65916891 and 65916900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 436461 + ... + 436611.

It is an arithmetic number, because the mean of its divisors is an integer number (1504800).

Almost surely, 2^65916936 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 65916936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96307200).

65916936 is an abundant number, since it is smaller than the sum of its proper divisors (126697464).

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

65916936 is a wasteful number, since it uses less digits than its factorization.

65916936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256 (or 246 counting only the distinct ones).

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

The square root of 65916936 is about 8118.9245593243. The cubic root of 65916936 is about 403.9543947475.

The spelling of 65916936 in words is "sixty-five million, nine hundred sixteen thousand, nine hundred thirty-six".