8216946804 has 96 divisors (see below), whose sum is σ = 22207844736. Its totient is φ = 2336993280.

The previous prime is 8216946767. The next prime is 8216946833. The reversal of 8216946804 is 4086496128.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 832104 + ... + 841920.

It is an arithmetic number, because the mean of its divisors is an integer number (231331716).

Almost surely, 2^8216946804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8216946804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11103922368).

8216946804 is an abundant number, since it is smaller than the sum of its proper divisors (13990897932).

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

8216946804 is a wasteful number, since it uses less digits than its factorization.

8216946804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10225 (or 10223 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The square root of 8216946804 is about 90647.3761561801. The cubic root of 8216946804 is about 2017.9178954646.

The spelling of 8216946804 in words is "eight billion, two hundred sixteen million, nine hundred forty-six thousand, eight hundred four".