988323889 has 8 divisors (see below), whose sum is σ = 1134201728. Its totient is φ = 843618240.

The previous prime is 988323887. The next prime is 988323953.

It is a happy number.

988323889 is nontrivially palindromic in base 10.

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 988323889 - 2¹ = 988323887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (988323881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291237 + ... + 294610.

It is an arithmetic number, because the mean of its divisors is an integer number (141775216).

Almost surely, 2^988323889 is an apocalyptic number.

It is an amenable number.

988323889 is a deficient number, since it is larger than the sum of its proper divisors (145877839).

988323889 is a wasteful number, since it uses less digits than its factorization.

988323889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586095.

The product of its digits is 5971968, while the sum is 58.

The square root of 988323889 is about 31437.6190097151. The cubic root of 988323889 is about 996.0927160159.

The spelling of 988323889 in words is "nine hundred eighty-eight million, three hundred twenty-three thousand, eight hundred eighty-nine".