89581896 has 32 divisors (see below), whose sum is σ = 248839200. Its totient is φ = 29860560.

The previous prime is 89581879. The next prime is 89581897. The reversal of 89581896 is 69818598.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (89581897) 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 7 ways as a sum of consecutive naturals, for example, 207150 + ... + 207581.

It is an arithmetic number, because the mean of its divisors is an integer number (7776225).

Almost surely, 2^89581896 is an apocalyptic number.

It is an amenable number.

89581896 is an abundant number, since it is smaller than the sum of its proper divisors (159257304).

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

89581896 is a wasteful number, since it uses less digits than its factorization.

89581896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414746 (or 414736 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 54.

The square root of 89581896 is about 9464.7713126097. The cubic root of 89581896 is about 447.4454367897.

The spelling of 89581896 in words is "eighty-nine million, five hundred eighty-one thousand, eight hundred ninety-six".