89847936 has 96 divisors (see below), whose sum is σ = 269867520. Its totient is φ = 28638720.

The previous prime is 89847929. The next prime is 89847991. The reversal of 89847936 is 63974898.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24801 + ... + 28191.

It is an arithmetic number, because the mean of its divisors is an integer number (2811120).

Almost surely, 2^89847936 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 89847936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134933760).

89847936 is an abundant number, since it is smaller than the sum of its proper divisors (180019584).

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

89847936 is a wasteful number, since it uses less digits than its factorization.

89847936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3434 (or 3419 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 89847936 is about 9478.8151158254. The cubic root of 89847936 is about 447.8879396592.

The spelling of 89847936 in words is "eighty-nine million, eight hundred forty-seven thousand, nine hundred thirty-six".