89717018 has 8 divisors (see below), whose sum is σ = 134666112. Its totient is φ = 44828316.

The previous prime is 89717003. The next prime is 89717029. The reversal of 89717018 is 81071798.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11180 + ... + 17447.

It is an arithmetic number, because the mean of its divisors is an integer number (16833264).

Almost surely, 2^89717018 is an apocalyptic number.

89717018 is a deficient number, since it is larger than the sum of its proper divisors (44949094).

89717018 is a wasteful number, since it uses less digits than its factorization.

89717018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30196.

The product of its (nonzero) digits is 28224, while the sum is 41.

The square root of 89717018 is about 9471.9067774129. The cubic root of 89717018 is about 447.6702937904.

The spelling of 89717018 in words is "eighty-nine million, seven hundred seventeen thousand, eighteen".