89565738 has 16 divisors (see below), whose sum is σ = 182943360. Its totient is φ = 29219936.

The previous prime is 89565731. The next prime is 89565739. The reversal of 89565738 is 83756598.

It is not an unprimeable number, because it can be changed into a prime (89565731) 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, 158523 + ... + 159086.

It is an arithmetic number, because the mean of its divisors is an integer number (11433960).

Almost surely, 2^89565738 is an apocalyptic number.

89565738 is an abundant number, since it is smaller than the sum of its proper divisors (93377622).

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

89565738 is a wasteful number, since it uses less digits than its factorization.

89565738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317661.

The product of its digits is 1814400, while the sum is 51.

The square root of 89565738 is about 9463.9176877232. The cubic root of 89565738 is about 447.4185330721.

The spelling of 89565738 in words is "eighty-nine million, five hundred sixty-five thousand, seven hundred thirty-eight".