89444718 has 48 divisors (see below), whose sum is σ = 223859376. Its totient is φ = 25509120.

The previous prime is 89444717. The next prime is 89444743. The reversal of 89444718 is 81744498.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89444717) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9921 + ... + 16652.

It is an arithmetic number, because the mean of its divisors is an integer number (4663737).

Almost surely, 2^89444718 is an apocalyptic number.

89444718 is an abundant number, since it is smaller than the sum of its proper divisors (134414658).

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

89444718 is a wasteful number, since it uses less digits than its factorization.

89444718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26609 (or 26606 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 89444718 is about 9457.5217684127. The cubic root of 89444718 is about 447.2169269752.

The spelling of 89444718 in words is "eighty-nine million, four hundred forty-four thousand, seven hundred eighteen".