999998002 has 16 divisors (see below), whose sum is σ = 1569966912. Its totient is φ = 476807760.

The previous prime is 999997967. The next prime is 999998003. The reversal of 999998002 is 200899999.

999998002 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 (999998003) 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, 17613 + ... + 48064.

It is an arithmetic number, because the mean of its divisors is an integer number (98122932).

Almost surely, 2^999998002 is an apocalyptic number.

999998002 is a deficient number, since it is larger than the sum of its proper divisors (569968910).

999998002 is a wasteful number, since it uses less digits than its factorization.

999998002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66033.

The product of its (nonzero) digits is 944784, while the sum is 55.

The square root of 999998002 is about 31622.7450105142. The cubic root of 999998002 is about 999.9993339996. Note that the first 3 decimals are identical.

The spelling of 999998002 in words is "nine hundred ninety-nine million, nine hundred ninety-eight thousand, two".