845022660 has 24 divisors (see below), whose sum is σ = 2366063616. Its totient is φ = 225339360.

The previous prime is 845022653. The next prime is 845022679. The reversal of 845022660 is 66220548.

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 7 ways as a sum of consecutive naturals, for example, 7041796 + ... + 7041915.

It is an arithmetic number, because the mean of its divisors is an integer number (98585984).

Almost surely, 2^845022660 is an apocalyptic number.

It is an amenable number.

845022660 is an abundant number, since it is smaller than the sum of its proper divisors (1521040956).

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

845022660 is a wasteful number, since it uses less digits than its factorization.

845022660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14083723 (or 14083721 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 845022660 is about 29069.2734687333. The cubic root of 845022660 is about 945.4156453815.

The spelling of 845022660 in words is "eight hundred forty-five million, twenty-two thousand, six hundred sixty".