999000842 has 8 divisors (see below), whose sum is σ = 1712572896. Its totient is φ = 428143212.

The previous prime is 999000841. The next prime is 999000901. The reversal of 999000842 is 248000999.

999000842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 999000842.

It is not an unprimeable number, because it can be changed into a prime (999000841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35678588 + ... + 35678615.

It is an arithmetic number, because the mean of its divisors is an integer number (214071612).

Almost surely, 2^999000842 is an apocalyptic number.

999000842 is a deficient number, since it is larger than the sum of its proper divisors (713572054).

999000842 is a wasteful number, since it uses less digits than its factorization.

999000842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71357212.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 999000842 is about 31606.9745784060. The cubic root of 999000842 is about 999.6668363476. Note that the first 3 decimals are identical.

The spelling of 999000842 in words is "nine hundred ninety-nine million, eight hundred forty-two", and thus it is an aban number.