845900484 has 192 divisors, whose sum is σ = 2487324672. Its totient is φ = 219801600.

The previous prime is 845900453. The next prime is 845900513. The reversal of 845900484 is 484009548.

845900484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3121269 + ... + 3121539.

It is an arithmetic number, because the mean of its divisors is an integer number (12954816).

Almost surely, 2^845900484 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 845900484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1243662336).

845900484 is an abundant number, since it is smaller than the sum of its proper divisors (1641424188).

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

845900484 is a wasteful number, since it uses less digits than its factorization.

845900484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 845900484 is about 29084.3683789076. The cubic root of 845900484 is about 945.7429034043.

The spelling of 845900484 in words is "eight hundred forty-five million, nine hundred thousand, four hundred eighty-four".