989035089 has 8 divisors (see below), whose sum is σ = 1507101120. Its totient is φ = 565162896.

The previous prime is 989035081. The next prime is 989035097. The reversal of 989035089 is 980530989.

It is an interprime number because it is at equal distance from previous prime (989035081) and next prime (989035097).

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

It is not a de Polignac number, because 989035089 - 2³ = 989035081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (989035081) 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, 23548434 + ... + 23548475.

It is an arithmetic number, because the mean of its divisors is an integer number (188387640).

Almost surely, 2^989035089 is an apocalyptic number.

It is an amenable number.

989035089 is a deficient number, since it is larger than the sum of its proper divisors (518066031).

989035089 is a wasteful number, since it uses less digits than its factorization.

989035089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47096919.

The product of its (nonzero) digits is 699840, while the sum is 51.

The square root of 989035089 is about 31448.9282647279. The cubic root of 989035089 is about 996.3315888821.

The spelling of 989035089 in words is "nine hundred eighty-nine million, thirty-five thousand, eighty-nine".