89444918 has 8 divisors (see below), whose sum is σ = 134870400. Its totient is φ = 44488120.

The previous prime is 89444917. The next prime is 89444923. The reversal of 89444918 is 81944498.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89444917) 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, 116693 + ... + 117456.

It is an arithmetic number, because the mean of its divisors is an integer number (16858800).

Almost surely, 2^89444918 is an apocalyptic number.

89444918 is a deficient number, since it is larger than the sum of its proper divisors (45425482).

89444918 is a wasteful number, since it uses less digits than its factorization.

89444918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234342.

The product of its digits is 331776, while the sum is 47.

The square root of 89444918 is about 9457.5323420013. The cubic root of 89444918 is about 447.2172603033.

The spelling of 89444918 in words is "eighty-nine million, four hundred forty-four thousand, nine hundred eighteen".