89765165 has 8 divisors (see below), whose sum is σ = 123106560. Its totient is φ = 61553232.

The previous prime is 89765161. The next prime is 89765167. The reversal of 89765165 is 56156798.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 89765165 - 2² = 89765161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89765161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1282325 + ... + 1282394.

It is an arithmetic number, because the mean of its divisors is an integer number (15388320).

Almost surely, 2^89765165 is an apocalyptic number.

It is an amenable number.

89765165 is a deficient number, since it is larger than the sum of its proper divisors (33341395).

89765165 is a wasteful number, since it uses less digits than its factorization.

89765165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564731.

The product of its digits is 453600, while the sum is 47.

The square root of 89765165 is about 9474.4480050291. The cubic root of 89765165 is about 447.7503608263.

It can be divided in two parts, 8976 and 5165, that added together give a palindrome (14141).

The spelling of 89765165 in words is "eighty-nine million, seven hundred sixty-five thousand, one hundred sixty-five".