846220684 has 12 divisors (see below), whose sum is σ = 1508827824. Its totient is φ = 415127024.

The previous prime is 846220643. The next prime is 846220703. The reversal of 846220684 is 486022648.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1995592 + ... + 1996015.

It is an arithmetic number, because the mean of its divisors is an integer number (125735652).

Almost surely, 2^846220684 is an apocalyptic number.

It is an amenable number.

846220684 is a deficient number, since it is larger than the sum of its proper divisors (662607140).

846220684 is a wasteful number, since it uses less digits than its factorization.

846220684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3991664 (or 3991662 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 40.

The square root of 846220684 is about 29089.8725332374. The cubic root of 846220684 is about 945.8622195184.

The spelling of 846220684 in words is "eight hundred forty-six million, two hundred twenty thousand, six hundred eighty-four".