89984159 has 4 divisors (see below), whose sum is σ = 90011040. Its totient is φ = 89957280.

The previous prime is 89984131. The next prime is 89984161. The reversal of 89984159 is 95148998.

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 89984159 - 2⁸ = 89983903 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89984159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89984189) 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, 7562 + ... + 15399.

It is an arithmetic number, because the mean of its divisors is an integer number (22502760).

Almost surely, 2^89984159 is an apocalyptic number.

89984159 is a deficient number, since it is larger than the sum of its proper divisors (26881).

89984159 is a wasteful number, since it uses less digits than its factorization.

89984159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26880.

The product of its digits is 933120, while the sum is 53.

The square root of 89984159 is about 9485.9980497573. The cubic root of 89984159 is about 448.1141805453.

It can be divided in two parts, 899 and 84159, that added together give a palindrome (85058).

The spelling of 89984159 in words is "eighty-nine million, nine hundred eighty-four thousand, one hundred fifty-nine".