845876040 has 32 divisors (see below), whose sum is σ = 2537628480. Its totient is φ = 225566912.

The previous prime is 845876011. The next prime is 845876047. The reversal of 845876040 is 40678548.

It is a junction number, because it is equal to n+sod(n) for n = 845875983 and 845876001.

It is not an unprimeable number, because it can be changed into a prime (845876047) by changing a digit.

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, 3524364 + ... + 3524603.

It is an arithmetic number, because the mean of its divisors is an integer number (79300890).

Almost surely, 2^845876040 is an apocalyptic number.

It is an amenable number.

845876040 is an abundant number, since it is smaller than the sum of its proper divisors (1691752440).

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

845876040 is a wasteful number, since it uses less digits than its factorization.

845876040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7048981 (or 7048977 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The square root of 845876040 is about 29083.9481501395. The cubic root of 845876040 is about 945.7337936006.

The spelling of 845876040 in words is "eight hundred forty-five million, eight hundred seventy-six thousand, forty".