89421696 has 192 divisors, whose sum is σ = 317073120. Its totient is φ = 23556096.

The previous prime is 89421643. The next prime is 89421713. The reversal of 89421696 is 69612498.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (192).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104406 + ... + 105258.

Almost surely, 2^89421696 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 89421696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158536560).

89421696 is an abundant number, since it is smaller than the sum of its proper divisors (227651424).

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

89421696 is a wasteful number, since it uses less digits than its factorization.

89421696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893 (or 878 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 89421696 is about 9456.3045636231. The cubic root of 89421696 is about 447.1785542544.

The spelling of 89421696 in words is "eighty-nine million, four hundred twenty-one thousand, six hundred ninety-six".