813373260 has 144 divisors (see below), whose sum is σ = 2643008256. Its totient is φ = 183078144.

The previous prime is 813373259. The next prime is 813373271. The reversal of 813373260 is 62373318.

813373260 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 47 ways as a sum of consecutive naturals, for example, 4989939 + ... + 4990101.

It is an arithmetic number, because the mean of its divisors is an integer number (18354224).

Almost surely, 2^813373260 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 813373260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1321504128).

813373260 is an abundant number, since it is smaller than the sum of its proper divisors (1829634996).

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

813373260 is a wasteful number, since it uses less digits than its factorization.

813373260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400 (or 289 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 813373260 is about 28519.6995075334. The cubic root of 813373260 is about 933.4619723486.

The spelling of 813373260 in words is "eight hundred thirteen million, three hundred seventy-three thousand, two hundred sixty".