89834 has 4 divisors (see below), whose sum is σ = 134754. Its totient is φ = 44916.

The previous prime is 89833. The next prime is 89839. The reversal of 89834 is 43898.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 87025 + 2809 = 295^2 + 53^2 .

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 89834.

It is not an unprimeable number, because it can be changed into a prime (89833) by changing a digit.

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 as a sum of consecutive naturals, namely, 22457 + ... + 22460.

2⁸⁹⁸³⁴ is an apocalyptic number.

89834 is a deficient number, since it is larger than the sum of its proper divisors (44920).

89834 is a wasteful number, since it uses less digits than its factorization.

89834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44919.

The product of its digits is 6912, while the sum is 32.

The square root of 89834 is about 299.7232056415. The cubic root of 89834 is about 44.7864781683.

The spelling of 89834 in words is "eighty-nine thousand, eight hundred thirty-four".