989242034 has 24 divisors (see below), whose sum is σ = 1633761360. Its totient is φ = 448900760.

The previous prime is 989242003. The next prime is 989242039. The reversal of 989242034 is 430242989.

It is a junction number, because it is equal to n+sod(n) for n = 989241982 and 989242000.

It is not an unprimeable number, because it can be changed into a prime (989242039) 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 11 ways as a sum of consecutive naturals, for example, 156377 + ... + 162579.

It is an arithmetic number, because the mean of its divisors is an integer number (68073390).

Almost surely, 2^989242034 is an apocalyptic number.

989242034 is a deficient number, since it is larger than the sum of its proper divisors (644519326).

989242034 is a wasteful number, since it uses less digits than its factorization.

989242034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6886 (or 6875 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 989242034 is about 31452.2182683511. The cubic root of 989242034 is about 996.4010746074.

The spelling of 989242034 in words is "nine hundred eighty-nine million, two hundred forty-two thousand, thirty-four".