99444994 has 8 divisors (see below), whose sum is σ = 162728208. Its totient is φ = 45202260.

The previous prime is 99444991. The next prime is 99445007. The reversal of 99444994 is 49944499.

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

It is not an unprimeable number, because it can be changed into a prime (99444991) 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, 2260092 + ... + 2260135.

It is an arithmetic number, because the mean of its divisors is an integer number (20341026).

Almost surely, 2^99444994 is an apocalyptic number.

99444994 is a deficient number, since it is larger than the sum of its proper divisors (63283214).

99444994 is a wasteful number, since it uses less digits than its factorization.

99444994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4520240.

The product of its digits is 1679616, while the sum is 52.

The square root of 99444994 is about 9972.2110888208. The cubic root of 99444994 is about 463.2985866093.

The spelling of 99444994 in words is "ninety-nine million, four hundred forty-four thousand, nine hundred ninety-four".