89908559 has 8 divisors (see below), whose sum is σ = 96980352. Its totient is φ = 82859040.

The previous prime is 89908549. The next prime is 89908561. The reversal of 89908559 is 95580998.

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

It is a cyclic number.

It is not a de Polignac number, because 89908559 - 2⁴ = 89908543 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 89908559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89908519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3362 + ... + 13824.

It is an arithmetic number, because the mean of its divisors is an integer number (12122544).

Almost surely, 2^89908559 is an apocalyptic number.

89908559 is a deficient number, since it is larger than the sum of its proper divisors (7071793).

89908559 is a wasteful number, since it uses less digits than its factorization.

89908559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11137.

The product of its (nonzero) digits is 1166400, while the sum is 53.

The square root of 89908559 is about 9482.0123918923. The cubic root of 89908559 is about 447.9886513255.

The spelling of 89908559 in words is "eighty-nine million, nine hundred eight thousand, five hundred fifty-nine".