65996732 has 24 divisors (see below), whose sum is σ = 116918256. Its totient is φ = 32594688.

The previous prime is 65996731. The next prime is 65996753. The reversal of 65996732 is 23769956.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65996731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195668 + ... + 196004.

It is an arithmetic number, because the mean of its divisors is an integer number (4871594).

Almost surely, 2^65996732 is an apocalyptic number.

It is an amenable number.

65996732 is a deficient number, since it is larger than the sum of its proper divisors (50921524).

65996732 is a wasteful number, since it uses less digits than its factorization.

65996732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797 (or 795 counting only the distinct ones).

The product of its digits is 612360, while the sum is 47.

The square root of 65996732 is about 8123.8372706499. The cubic root of 65996732 is about 404.1173318651.

It can be divided in two parts, 6599 and 6732, that added together give a palindrome (13331).

The spelling of 65996732 in words is "sixty-five million, nine hundred ninety-six thousand, seven hundred thirty-two".