845620896 has 24 divisors (see below), whose sum is σ = 2219755104. Its totient is φ = 281873600.

The previous prime is 845620873. The next prime is 845620901. The reversal of 845620896 is 698026548.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 4404180 + ... + 4404371.

It is an arithmetic number, because the mean of its divisors is an integer number (92489796).

Almost surely, 2^845620896 is an apocalyptic number.

It is an amenable number.

845620896 is an abundant number, since it is smaller than the sum of its proper divisors (1374134208).

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

845620896 is a wasteful number, since it uses less digits than its factorization.

845620896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8808564 (or 8808556 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The square root of 845620896 is about 29079.5614822507. The cubic root of 845620896 is about 945.6386959122.

The spelling of 845620896 in words is "eight hundred forty-five million, six hundred twenty thousand, eight hundred ninety-six".