89558 has 8 divisors (see below), whose sum is σ = 153552. Its totient is φ = 38376.

The previous prime is 89533. The next prime is 89561. The reversal of 89558 is 85598.

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

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

89558 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3185 + ... + 3212.

It is an arithmetic number, because the mean of its divisors is an integer number (19194).

2⁸⁹⁵⁵⁸ is an apocalyptic number.

89558 is a deficient number, since it is larger than the sum of its proper divisors (63994).

89558 is a wasteful number, since it uses less digits than its factorization.

89558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6406.

The product of its digits is 14400, while the sum is 35.

The square root of 89558 is about 299.2624266426. The cubic root of 89558 is about 44.7405647846.

The spelling of 89558 in words is "eighty-nine thousand, five hundred fifty-eight".