65868336 has 80 divisors (see below), whose sum is σ = 200210400. Its totient is φ = 20662272.

The previous prime is 65868331. The next prime is 65868337. The reversal of 65868336 is 63386856.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 65868291 and 65868300.

It is not an unprimeable number, because it can be changed into a prime (65868331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2860 + ... + 11828.

It is an arithmetic number, because the mean of its divisors is an integer number (2502630).

Almost surely, 2^65868336 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 65868336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100105200).

65868336 is an abundant number, since it is smaller than the sum of its proper divisors (134342064).

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

65868336 is a wasteful number, since it uses less digits than its factorization.

65868336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9003 (or 8991 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 65868336 is about 8115.9310001995. The cubic root of 65868336 is about 403.8550929513.

The spelling of 65868336 in words is "sixty-five million, eight hundred sixty-eight thousand, three hundred thirty-six".