9620735969 has 8 divisors (see below), whose sum is σ = 10363047912. Its totient is φ = 8878746240.

The previous prime is 9620735959. The next prime is 9620735981. The reversal of 9620735969 is 9695370269.

It can be written as a sum of positive squares in 4 ways, for example, as 97318225 + 9523417744 = 9865^2 + 97588^2 .

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

It is not a de Polignac number, because 9620735969 - 2⁴ = 9620735953 is a prime.

It is a super-2 number, since 2×9620735969² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9620735959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16652 + ... + 139709.

It is an arithmetic number, because the mean of its divisors is an integer number (1295380989).

Almost surely, 2^9620735969 is an apocalyptic number.

It is an amenable number.

9620735969 is a deficient number, since it is larger than the sum of its proper divisors (742311943).

9620735969 is a wasteful number, since it uses less digits than its factorization.

9620735969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161107.

The product of its (nonzero) digits is 5511240, while the sum is 56.

The square root of 9620735969 is about 98085.3504301228. The cubic root of 9620735969 is about 2126.8462639763.

The spelling of 9620735969 in words is "nine billion, six hundred twenty million, seven hundred thirty-five thousand, nine hundred sixty-nine".