986395660 has 12 divisors (see below), whose sum is σ = 2071430928. Its totient is φ = 394558256.

The previous prime is 986395643. The next prime is 986395661. The reversal of 986395660 is 66593689.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 986395598 and 986395607.

It is not an unprimeable number, because it can be changed into a prime (986395661) 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, 24659872 + ... + 24659911.

It is an arithmetic number, because the mean of its divisors is an integer number (172619244).

Almost surely, 2^986395660 is an apocalyptic number.

It is an amenable number.

986395660 is an abundant number, since it is smaller than the sum of its proper divisors (1085035268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

986395660 is a wasteful number, since it uses less digits than its factorization.

986395660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49319792 (or 49319790 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 52.

The square root of 986395660 is about 31406.9364949847. The cubic root of 986395660 is about 995.4444989228. Note that the first 4 decimals are identical.

The spelling of 986395660 in words is "nine hundred eighty-six million, three hundred ninety-five thousand, six hundred sixty".