9696537842 has 8 divisors (see below), whose sum is σ = 14570921196. Its totient is φ = 4839564112.

The previous prime is 9696537803. The next prime is 9696537847. The reversal of 9696537842 is 2487356969.

It is a Cunningham number, because it is equal to 98471²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 9696537841 + 1 = 98471^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×9696537842² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9696537847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4351013 + ... + 4353240.

Almost surely, 2^9696537842 is an apocalyptic number.

9696537842 is a deficient number, since it is larger than the sum of its proper divisors (4874383354).

9696537842 is a wasteful number, since it uses less digits than its factorization.

9696537842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8704812.

The product of its digits is 19595520, while the sum is 59.

The square root of 9696537842 is about 98471.0000050776. Note that the first 5 decimals coincide. The cubic root of 9696537842 is about 2132.4174718145.

The spelling of 9696537842 in words is "nine billion, six hundred ninety-six million, five hundred thirty-seven thousand, eight hundred forty-two".