8999229998 has 32 divisors (see below), whose sum is σ = 15038784000. Its totient is φ = 4004264320.

The previous prime is 8999229989. The next prime is 8999230003.

It is a happy number.

8999229998 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×8999229998² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295718 + ... + 324726.

It is an arithmetic number, because the mean of its divisors is an integer number (469962000).

Almost surely, 2^8999229998 is an apocalyptic number.

8999229998 is a deficient number, since it is larger than the sum of its proper divisors (6039554002).

8999229998 is a wasteful number, since it uses less digits than its factorization.

8999229998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29320.

The product of its digits is 136048896, while the sum is 74.

The square root of 8999229998 is about 94864.2714513741. The cubic root of 8999229998 is about 2080.0245002970.

The spelling of 8999229998 in words is "eight billion, nine hundred ninety-nine million, two hundred twenty-nine thousand, nine hundred ninety-eight".