99994998 has 8 divisors (see below), whose sum is σ = 199990008. Its totient is φ = 33331664.

The previous prime is 99994963. The next prime is 99995011. The reversal of 99994998 is 89949999.

It is a happy number.

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

99994998 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8332911 + ... + 8332922.

It is an arithmetic number, because the mean of its divisors is an integer number (24998751).

Almost surely, 2^99994998 is an apocalyptic number.

99994998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

99994998 is a wasteful number, since it uses less digits than its factorization.

99994998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16665838.

The product of its digits is 17006112, while the sum is 66.

The square root of 99994998 is about 9999.7498968724. The cubic root of 99994998 is about 464.1511441565.

The spelling of 99994998 in words is "ninety-nine million, nine hundred ninety-four thousand, nine hundred ninety-eight".