99894918 has 8 divisors (see below), whose sum is σ = 199789848. Its totient is φ = 33298304.

The previous prime is 99894869. The next prime is 99894919. The reversal of 99894918 is 81949899.

It is a happy number.

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

99894918 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99894919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8324571 + ... + 8324582.

It is an arithmetic number, because the mean of its divisors is an integer number (24973731).

Almost surely, 2^99894918 is an apocalyptic number.

99894918 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.

99894918 is a wasteful number, since it uses less digits than its factorization.

99894918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16649158.

The product of its digits is 1679616, while the sum is 57.

The square root of 99894918 is about 9994.7445189960. The cubic root of 99894918 is about 463.9962439004.

The spelling of 99894918 in words is "ninety-nine million, eight hundred ninety-four thousand, nine hundred eighteen".