89819712 has 112 divisors (see below), whose sum is σ = 268833600. Its totient is φ = 29399040.

The previous prime is 89819693. The next prime is 89819729. The reversal of 89819712 is 21791898.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101512 + ... + 102392.

It is an arithmetic number, because the mean of its divisors is an integer number (2400300).

Almost surely, 2^89819712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89819712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134416800).

89819712 is an abundant number, since it is smaller than the sum of its proper divisors (179013888).

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

89819712 is a wasteful number, since it uses less digits than its factorization.

89819712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961 (or 945 counting only the distinct ones).

The product of its digits is 72576, while the sum is 45.

The square root of 89819712 is about 9477.3262052121. The cubic root of 89819712 is about 447.8410362887.

The spelling of 89819712 in words is "eighty-nine million, eight hundred nineteen thousand, seven hundred twelve".