845006964 has 48 divisors (see below), whose sum is σ = 2109235968. Its totient is φ = 262361088.

The previous prime is 845006951. The next prime is 845006971. The reversal of 845006964 is 469600548.

845006964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1564 + ... + 41139.

It is an arithmetic number, because the mean of its divisors is an integer number (43942416).

Almost surely, 2^845006964 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 845006964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1054617984).

845006964 is an abundant number, since it is smaller than the sum of its proper divisors (1264229004).

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

845006964 is a wasteful number, since it uses less digits than its factorization.

845006964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42824 (or 42822 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 845006964 is about 29069.0034916920. The cubic root of 845006964 is about 945.4097917571.

The spelling of 845006964 in words is "eight hundred forty-five million, six thousand, nine hundred sixty-four".