8999922 has 16 divisors (see below), whose sum is σ = 18057312. Its totient is φ = 2990400.

The previous prime is 8999899. The next prime is 8999927. The reversal of 8999922 is 2299998.

8999922 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (8999927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204 + ... + 4247.

It is an arithmetic number, because the mean of its divisors is an integer number (1128582).

Almost surely, 2^8999922 is an apocalyptic number.

8999922 is an abundant number, since it is smaller than the sum of its proper divisors (9057390).

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

8999922 is a wasteful number, since it uses less digits than its factorization.

8999922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4793.

The product of its digits is 209952, while the sum is 48.

The square root of 8999922 is about 2999.9869999718. The cubic root of 8999922 is about 208.0077813903.

The spelling of 8999922 in words is "eight million, nine hundred ninety-nine thousand, nine hundred twenty-two".