999999106 has 16 divisors (see below), whose sum is σ = 1584080064. Its totient is φ = 472496464.

The previous prime is 999999103. The next prime is 999999107. The reversal of 999999106 is 601999999.

999999106 is digitally balanced in base 2, because in such base 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 (999999103) 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, 127141 + ... + 134776.

It is an arithmetic number, because the mean of its divisors is an integer number (99005004).

Almost surely, 2^999999106 is an apocalyptic number.

999999106 is a deficient number, since it is larger than the sum of its proper divisors (584080958).

999999106 is a wasteful number, since it uses less digits than its factorization.

999999106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262025.

The product of its (nonzero) digits is 3188646, while the sum is 61.

The square root of 999999106 is about 31622.7624662995. The cubic root of 999999106 is about 999.9997019999. Note that the first 3 decimals are identical.

The spelling of 999999106 in words is "nine hundred ninety-nine million, nine hundred ninety-nine thousand, one hundred six".