986646020 has 48 divisors (see below), whose sum is σ = 2115953280. Its totient is φ = 386352384.

The previous prime is 986646013. The next prime is 986646029. The reversal of 986646020 is 20646689.

It is not an unprimeable number, because it can be changed into a prime (986646029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221576 + ... + 225984.

It is an arithmetic number, because the mean of its divisors is an integer number (44082360).

Almost surely, 2^986646020 is an apocalyptic number.

It is an amenable number.

986646020 is an abundant number, since it is smaller than the sum of its proper divisors (1129307260).

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

986646020 is a wasteful number, since it uses less digits than its factorization.

986646020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4652 (or 4650 counting only the distinct ones).

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

The square root of 986646020 is about 31410.9219858316. The cubic root of 986646020 is about 995.5287107027.

The spelling of 986646020 in words is "nine hundred eighty-six million, six hundred forty-six thousand, twenty".