65782696 has 48 divisors (see below), whose sum is σ = 147015540. Its totient is φ = 27498240.

The previous prime is 65782687. The next prime is 65782711. The reversal of 65782696 is 69628756.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 59074596 + 6708100 = 7686^2 + 2590^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14026 + ... + 18118.

Almost surely, 2^65782696 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 65782696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73507770).

65782696 is an abundant number, since it is smaller than the sum of its proper divisors (81232844).

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

65782696 is a wasteful number, since it uses less digits than its factorization.

65782696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4154 (or 4143 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The square root of 65782696 is about 8110.6532412624. The cubic root of 65782696 is about 403.6799903532.

The spelling of 65782696 in words is "sixty-five million, seven hundred eighty-two thousand, six hundred ninety-six".