9259987968 has 264 divisors, whose sum is σ = 33338260800. Its totient is φ = 2405007360.

The previous prime is 9259987939. The next prime is 9259987969. The reversal of 9259987968 is 8697899529.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (264).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 9259987896 and 9259987905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9259987969) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 703108 + ... + 716156.

Almost surely, 2^9259987968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9259987968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16669130400).

9259987968 is an abundant number, since it is smaller than the sum of its proper divisors (24078272832).

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

9259987968 is a wasteful number, since it uses less digits than its factorization.

9259987968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13093 (or 13072 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 72.

The square root of 9259987968 is about 96228.8312721297. The cubic root of 9259987968 is about 2099.9235019753.

The spelling of 9259987968 in words is "nine billion, two hundred fifty-nine million, nine hundred eighty-seven thousand, nine hundred sixty-eight".