845473804 has 48 divisors (see below), whose sum is σ = 1723439872. Its totient is φ = 355430592.

The previous prime is 845473781. The next prime is 845473807. The reversal of 845473804 is 408374548.

It is not an unprimeable number, because it can be changed into a prime (845473807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518839 + ... + 520465.

Almost surely, 2^845473804 is an apocalyptic number.

It is an amenable number.

845473804 is an abundant number, since it is smaller than the sum of its proper divisors (877966068).

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

845473804 is a wasteful number, since it uses less digits than its factorization.

845473804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982 (or 1980 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 43.

The square root of 845473804 is about 29077.0322419603. The cubic root of 845473804 is about 945.5838628487.

The spelling of 845473804 in words is "eight hundred forty-five million, four hundred seventy-three thousand, eight hundred four".