999085996 has 6 divisors (see below), whose sum is σ = 1748400500. Its totient is φ = 499542996.

The previous prime is 999085993. The next prime is 999086083. The reversal of 999085996 is 699580999.

It is not an unprimeable number, because it can be changed into a prime (999085993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124885746 + ... + 124885753.

Almost surely, 2^999085996 is an apocalyptic number.

It is an amenable number.

999085996 is a deficient number, since it is larger than the sum of its proper divisors (749314504).

999085996 is a wasteful number, since it uses less digits than its factorization.

999085996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249771503 (or 249771501 counting only the distinct ones).

The product of its (nonzero) digits is 14171760, while the sum is 64.

The square root of 999085996 is about 31608.3216257997. The cubic root of 999085996 is about 999.6952391302.

The spelling of 999085996 in words is "nine hundred ninety-nine million, eighty-five thousand, nine hundred ninety-six".