99931002 has 16 divisors (see below), whose sum is σ = 199981440. Its totient is φ = 33290432.

The previous prime is 99931001. The next prime is 99931003. The reversal of 99931002 is 20013999.

It is an interprime number because it is at equal distance from previous prime (99931001) and next prime (99931003).

It is not an unprimeable number, because it can be changed into a prime (99931001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8863 + ... + 16685.

It is an arithmetic number, because the mean of its divisors is an integer number (12498840).

Almost surely, 2^99931002 is an apocalyptic number.

99931002 is an abundant number, since it is smaller than the sum of its proper divisors (100050438).

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

99931002 is a wasteful number, since it uses less digits than its factorization.

99931002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9957.

The product of its (nonzero) digits is 4374, while the sum is 33.

The square root of 99931002 is about 9996.5495047041. The cubic root of 99931002 is about 464.0521053505.

The spelling of 99931002 in words is "ninety-nine million, nine hundred thirty-one thousand, two".