89448065 has 16 divisors (see below), whose sum is σ = 123940992. Its totient is φ = 60701184.

The previous prime is 89448061. The next prime is 89448077. The reversal of 89448065 is 56084498.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 89448065 - 2² = 89448061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89448061) 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 15 ways as a sum of consecutive naturals, for example, 9779 + ... + 16568.

It is an arithmetic number, because the mean of its divisors is an integer number (7746312).

Almost surely, 2^89448065 is an apocalyptic number.

It is an amenable number.

89448065 is a deficient number, since it is larger than the sum of its proper divisors (34492927).

89448065 is a wasteful number, since it uses less digits than its factorization.

89448065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26456.

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 89448065 is about 9457.6987158611. The cubic root of 89448065 is about 447.2225051558. Note that the first 3 decimals are identical.

The spelling of 89448065 in words is "eighty-nine million, four hundred forty-eight thousand, sixty-five".