989416442 has 8 divisors (see below), whose sum is σ = 1696142496. Its totient is φ = 424035612.

The previous prime is 989416427. The next prime is 989416447. The reversal of 989416442 is 244614989.

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

It is not an unprimeable number, because it can be changed into a prime (989416447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35336288 + ... + 35336315.

It is an arithmetic number, because the mean of its divisors is an integer number (212017812).

Almost surely, 2^989416442 is an apocalyptic number.

989416442 is a deficient number, since it is larger than the sum of its proper divisors (706726054).

989416442 is a wasteful number, since it uses less digits than its factorization.

989416442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70672612.

The product of its digits is 497664, while the sum is 47.

The square root of 989416442 is about 31454.9907327915. The cubic root of 989416442 is about 996.4596278906.

The spelling of 989416442 in words is "nine hundred eighty-nine million, four hundred sixteen thousand, four hundred forty-two".