89517443 has 4 divisors (see below), whose sum is σ = 91599288. Its totient is φ = 87435600.

The previous prime is 89517433. The next prime is 89517479. The reversal of 89517443 is 34471598.

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

It is a cyclic number.

It is not a de Polignac number, because 89517443 - 2¹⁰ = 89516419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89517443.

It is not an unprimeable number, because it can be changed into a prime (89517413) 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, 1040858 + ... + 1040943.

It is an arithmetic number, because the mean of its divisors is an integer number (22899822).

Almost surely, 2^89517443 is an apocalyptic number.

89517443 is a deficient number, since it is larger than the sum of its proper divisors (2081845).

89517443 is a wasteful number, since it uses less digits than its factorization.

89517443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2081844.

The product of its digits is 120960, while the sum is 41.

The square root of 89517443 is about 9461.3658104948. The cubic root of 89517443 is about 447.3381006676.

The spelling of 89517443 in words is "eighty-nine million, five hundred seventeen thousand, four hundred forty-three".