99998334 has 16 divisors (see below), whose sum is σ = 222218640. Its totient is φ = 33332760.

The previous prime is 99998323. The next prime is 99998357. The reversal of 99998334 is 43389999.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 1851821 = 99998334 / (9 + 9 + 9 + 9 + 8 + 3 + 3 + 4).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 925857 + ... + 925964.

It is an arithmetic number, because the mean of its divisors is an integer number (13888665).

Almost surely, 2^99998334 is an apocalyptic number.

99998334 is an abundant number, since it is smaller than the sum of its proper divisors (122220306).

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

99998334 is a wasteful number, since it uses less digits than its factorization.

99998334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851832 (or 1851826 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 54.

The square root of 99998334 is about 9999.9166996531. The cubic root of 99998334 is about 464.1563057180.

The spelling of 99998334 in words is "ninety-nine million, nine hundred ninety-eight thousand, three hundred thirty-four".