9597642906 has 32 divisors (see below), whose sum is σ = 20407800960. Its totient is φ = 3002377664.

The previous prime is 9597642889. The next prime is 9597642917. The reversal of 9597642906 is 6092467959.

It is a happy number.

It is a super-2 number, since 2×9597642906² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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, 648801 + ... + 663428.

It is an arithmetic number, because the mean of its divisors is an integer number (637743780).

Almost surely, 2^9597642906 is an apocalyptic number.

9597642906 is an abundant number, since it is smaller than the sum of its proper divisors (10810158054).

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

9597642906 is a wasteful number, since it uses less digits than its factorization.

9597642906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312310.

The product of its (nonzero) digits is 7348320, while the sum is 57.

The square root of 9597642906 is about 97967.5604779460. The cubic root of 9597642906 is about 2125.1431806454.

The spelling of 9597642906 in words is "nine billion, five hundred ninety-seven million, six hundred forty-two thousand, nine hundred six".