89636089 has 8 divisors (see below), whose sum is σ = 92194688. Its totient is φ = 87084720.

The previous prime is 89636069. The next prime is 89636093. The reversal of 89636089 is 98063698.

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 89636089 - 2¹³ = 89627897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89636039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32224 + ... + 34894.

It is an arithmetic number, because the mean of its divisors is an integer number (11524336).

Almost surely, 2^89636089 is an apocalyptic number.

It is an amenable number.

89636089 is a deficient number, since it is larger than the sum of its proper divisors (2558599).

89636089 is a wasteful number, since it uses less digits than its factorization.

89636089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3615.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 89636089 is about 9467.6337592875. The cubic root of 89636089 is about 447.5356466928.

The spelling of 89636089 in words is "eighty-nine million, six hundred thirty-six thousand, eighty-nine".