8999968 has 12 divisors (see below), whose sum is σ = 17718750. Its totient is φ = 4499968.

The previous prime is 8999957. The next prime is 8999971. The reversal of 8999968 is 8699998.

It can be written as a sum of positive squares in only one way, i.e., 8928144 + 71824 = 2988^2 + 268^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140593 + ... + 140656.

Almost surely, 2^8999968 is an apocalyptic number.

It is an amenable number.

8999968 is a deficient number, since it is larger than the sum of its proper divisors (8718782).

8999968 is a wasteful number, since it uses less digits than its factorization.

8999968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281259 (or 281251 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 58.

The square root of 8999968 is about 2999.9946666619. The cubic root of 8999968 is about 208.0081357764.

The spelling of 8999968 in words is "eight million, nine hundred ninety-nine thousand, nine hundred sixty-eight".