65996322 has 32 divisors (see below), whose sum is σ = 151092864. Its totient is φ = 18825600.

The previous prime is 65996321. The next prime is 65996341. The reversal of 65996322 is 22369956.

65996322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (65996321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43822 + ... + 45302.

It is an arithmetic number, because the mean of its divisors is an integer number (4721652).

Almost surely, 2^65996322 is an apocalyptic number.

65996322 is an abundant number, since it is smaller than the sum of its proper divisors (85096542).

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

65996322 is a wasteful number, since it uses less digits than its factorization.

65996322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554.

The product of its digits is 174960, while the sum is 42.

The square root of 65996322 is about 8123.8120362303. The cubic root of 65996322 is about 404.1164950133.

It can be divided in two parts, 6599 and 6322, that added together give a palindrome (12921).

The spelling of 65996322 in words is "sixty-five million, nine hundred ninety-six thousand, three hundred twenty-two".