845329912 has 32 divisors (see below), whose sum is σ = 1906761600. Its totient is φ = 343216224.

The previous prime is 845329909. The next prime is 845329943. The reversal of 845329912 is 219923548.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396178 + ... + 398305.

It is an arithmetic number, because the mean of its divisors is an integer number (59586300).

Almost surely, 2^845329912 is an apocalyptic number.

It is an amenable number.

845329912 is an abundant number, since it is smaller than the sum of its proper divisors (1061431688).

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

845329912 is a wasteful number, since it uses less digits than its factorization.

845329912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794515 (or 794511 counting only the distinct ones).

The product of its digits is 155520, while the sum is 43.

The square root of 845329912 is about 29074.5578126306. The cubic root of 845329912 is about 945.5302165294.

The spelling of 845329912 in words is "eight hundred forty-five million, three hundred twenty-nine thousand, nine hundred twelve".