65963196 has 72 divisors (see below), whose sum is σ = 190152144. Its totient is φ = 19100160.

The previous prime is 65963167. The next prime is 65963207. The reversal of 65963196 is 69136956.

65963196 is a `hidden beast` number, since 6 + 5 + 9 + 631 + 9 + 6 = 666.

It is a super-2 number, since 2×65963196² = 8702286453068832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3811 + ... + 12101.

It is an arithmetic number, because the mean of its divisors is an integer number (2641002).

Almost surely, 2^65963196 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 65963196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95076072).

65963196 is an abundant number, since it is smaller than the sum of its proper divisors (124188948).

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

65963196 is a wasteful number, since it uses less digits than its factorization.

65963196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8331 (or 8326 counting only the distinct ones).

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

The square root of 65963196 is about 8121.7729591512. The cubic root of 65963196 is about 404.0488700154.

Subtracting from 65963196 its product of digits (262440), we obtain a palindrome (65700756).

The spelling of 65963196 in words is "sixty-five million, nine hundred sixty-three thousand, one hundred ninety-six".