89169 has 4 divisors (see below), whose sum is σ = 118896. Its totient is φ = 59444.

The previous prime is 89153. The next prime is 89189. The reversal of 89169 is 96198.

It is a happy number.

89169 is nontrivially palindromic in base 16.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 89169 - 2⁴ = 89153 is a prime.

It is a super-2 number, since 2×89169² = 15902221122, which contains 22 as substring.

It is a D-number.

89169 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (89119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14859 + ... + 14864.

It is an arithmetic number, because the mean of its divisors is an integer number (29724).

2⁸⁹¹⁶⁹ is an apocalyptic number.

It is an amenable number.

89169 is a deficient number, since it is larger than the sum of its proper divisors (29727).

89169 is a wasteful number, since it uses less digits than its factorization.

89169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29726.

The product of its digits is 3888, while the sum is 33.

The square root of 89169 is about 298.6117881129. The cubic root of 89169 is about 44.6756930843.

The spelling of 89169 in words is "eighty-nine thousand, one hundred sixty-nine".