805487364 has 72 divisors (see below), whose sum is σ = 2224954368. Its totient is φ = 243673920.

The previous prime is 805487357. The next prime is 805487381. The reversal of 805487364 is 463784508.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 298429 + ... + 301115.

It is an arithmetic number, because the mean of its divisors is an integer number (30902144).

Almost surely, 2^805487364 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 805487364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1112477184).

805487364 is an abundant number, since it is smaller than the sum of its proper divisors (1419467004).

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

805487364 is a wasteful number, since it uses less digits than its factorization.

805487364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3465 (or 3460 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 805487364 is about 28381.1092806465. The cubic root of 805487364 is about 930.4354395161.

The spelling of 805487364 in words is "eight hundred five million, four hundred eighty-seven thousand, three hundred sixty-four".