8997582592 has 54 divisors (see below), whose sum is σ = 18086113248. Its totient is φ = 4467336192.

The previous prime is 8997582557. The next prime is 8997582619. The reversal of 8997582592 is 2952857998.

It is a happy number.

It is a super-2 number, since 2×8997582592² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22663738 + ... + 22664134.

Almost surely, 2^8997582592 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 8997582592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9043056624).

8997582592 is an abundant number, since it is smaller than the sum of its proper divisors (9088530656).

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

8997582592 is an frugal number, since it uses more digits than its factorization.

8997582592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033 (or 622 counting only the distinct ones).

The product of its digits is 32659200, while the sum is 64.

The square root of 8997582592 is about 94855.5880905284. The cubic root of 8997582592 is about 2079.8975689203.

The spelling of 8997582592 in words is "eight billion, nine hundred ninety-seven million, five hundred eighty-two thousand, five hundred ninety-two".