989896106 has 4 divisors (see below), whose sum is σ = 1484844162. Its totient is φ = 494948052.

The previous prime is 989896099. The next prime is 989896109. The reversal of 989896106 is 601698989.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 601698989 = 29 ⋅20748241.

It can be written as a sum of positive squares in only one way, i.e., 501088225 + 488807881 = 22385^2 + 22109^2 .

It is not an unprimeable number, because it can be changed into a prime (989896109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247474025 + ... + 247474028.

Almost surely, 2^989896106 is an apocalyptic number.

989896106 is a deficient number, since it is larger than the sum of its proper divisors (494948056).

989896106 is a wasteful number, since it uses less digits than its factorization.

989896106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494948055.

The product of its (nonzero) digits is 1679616, while the sum is 56.

The square root of 989896106 is about 31462.6144177498. The cubic root of 989896106 is about 996.6206280428.

The spelling of 989896106 in words is "nine hundred eighty-nine million, eight hundred ninety-six thousand, one hundred six".