989485796 has 12 divisors (see below), whose sum is σ = 1864800252. Its totient is φ = 456685728.

The previous prime is 989485787. The next prime is 989485801. The reversal of 989485796 is 697584989.

It can be written as a sum of positive squares in 2 ways, for example, as 59845696 + 929640100 = 7736^2 + 30490^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9514235 + ... + 9514338.

It is an arithmetic number, because the mean of its divisors is an integer number (155400021).

Almost surely, 2^989485796 is an apocalyptic number.

It is an amenable number.

989485796 is a deficient number, since it is larger than the sum of its proper divisors (875314456).

989485796 is a wasteful number, since it uses less digits than its factorization.

989485796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19028590 (or 19028588 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 65.

The square root of 989485796 is about 31456.0931458438. The cubic root of 989485796 is about 996.4829099127.

The spelling of 989485796 in words is "nine hundred eighty-nine million, four hundred eighty-five thousand, seven hundred ninety-six".